1 2010-05-22 Steven Bosscher <steven@gcc.gnu.org>
3 * coretypes.h (struct simple_bitmap_def, sbitmap, const_sbitmap):
5 * sbitmap.h (struct sbitmap_def): Do not typedef here.
6 * sbitmap.c: Include sbitmap.h.
7 * basic-block.h: Do not include bitmap.h, sbitmap.h, partition.h,
8 hard-reg-set.h. Split everything related to regsets out from here...
9 * regset.h: ...to here. New file.
10 * df.h: Include regset.h and sbitmap.h.
11 * tree-flow.h: Likewise.
12 * cfgloop.h: Likewise.
13 * except.h: Do not include sbitmap.h. Include hashtab.h.
14 * cgraph.h: Include vec.h and function.h.
15 * reload.h (struct insn_chain): Change types of live_throughout
16 and dead_or_set from regset_head to bitmap_head.
17 (compute_use_by_pseudos): Be defined also if regset.h is not included.
18 * ira-int.h (struct ira_spilled_reg_stack_slot): Change type of
19 spilled_regs from regset_head to bitmap_head to avoid dependency
21 * sel-sched-ir.h: Include regset.h.
22 * reload.c: Include df.h before reload.h.
23 * caller-save.c: Likewise.
24 * reload1.c: Likewise.
26 (mark_elimination): Update type of r to bitmap, consistent with
28 * dominance.c: Include bitmap.h.
29 * modulo-sched.c: Include df.h.
30 * cfganal.c: Include bitmap.h and sbitmap.h.
31 * cfgbuild.c: Include sbitmap.h.
32 * lcm.c: Include sbitmap.h.
33 * gcse.c (alloc_gcse_mem): Allocate regset with ALLOC_REG_SET.
34 * domwalk.c: Include sbitmap.h, exclude ggc.h.
35 * cfgexpand.c: Inlcude bitmap.h and sbitmap.h.
36 * cselib.c: Include bitmap.h.
37 * tree-optimize.c: Include regset.h.
38 * stmt.c: Include bitmap.h.
39 * Makefile.in: Update dependencies.
41 2010-05-22 Jan Hubicka <jh@suse.cz>
43 * cgraph.h (struct varpool_node): Add same_comdat_group.
44 * lto-cgrpah.c (lto_output_varpool_node): Output same_comdat_group
46 (output_varpool): Update call of lto_output_varpool_node.
47 (input_varpool): Read same_comdat_group pointer.
48 (input_varpool_1): Fixup same_comdat_group pointer.
49 * ipa.c (cgraph_remove_unreachable_nodes): WHen one of same comdat
50 group is needed, all are.
51 * varpool.c (varpool_remove_node): Remove node from same comdat group
53 (varpool_analyze_pending_decls): Walk same comdat groups.
55 2010-05-22 Steven Bosscher <steven@gcc.gnu.org>
57 * rtl.h (union rtunion_def): Remove rt_bit member.
58 (XBITMAP, X0BITMAP, XCBITMAP): Remove.
59 * print-rtl (print_rtx): Do not print the member.
60 * gengtype.c (adjust_field_rtx_def): Do not handle it.
61 * gengenrtl.c (type_from_format): Likewise.
62 (accessor_from_format): Likewise.
64 2010-05-22 Joseph Myers <joseph@codesourcery.com>
66 * dbgcnt.c: Include toplev.h instead of errors.h.
67 * ira-emit.c: Don't include errors.h.
68 * ira.c: Include toplev.h instead of errors.h.
69 * lto-compress.c: Include toplev.h instead of errors.h.
70 * Makefile.in (lto-compress.o, lto-streamer-out.o, ira-emit.o,
71 ira.o, dbgcnt.o): Update dependencies.
73 2010-05-22 Richard Guenther <rguenther@suse.de>
75 * gimple.c (gimple_types_compatible_p): Check type qualifications
76 before merging pointer to complete and pointer to incomplete type.
77 * lto-symtab.c (lto_symtab_resolve_symbols): For commons make sure
78 we use our own resolution algorithm. The gold linker plugin
79 doesn't do the job we want it to do here.
81 2010-05-22 Anatoly Sokolov <aesok@post.ru>
83 * config/sparc/sparc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
84 * config/sparc/sparc.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
85 (sparc_mode_dependent_address_p): New function.
87 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
89 * Makefile.in: Fix c-pch.o and ggc-common.o dependencies on timevars.
91 * timevar.c: Do not include any core headers.
92 (timevar_print): De-i18n-ize.
93 (print_time): Likewise.
94 * timevar.h (timevar_push, timevar_pop): Make inline functions.
96 2010-05-21 Joseph Myers <joseph@codesourcery.com>
98 * diagnostic.c: Don't include tm.h, tree.h, tm_p.h, langhooks.h or
100 (diagnostic_initialize): Initialize x_data not last_function.
101 (diagnostic_report_current_function): Move to tree-diagnostic.c.
102 (default_diagnostic_starter): Call
103 diagnostic_report_current_module not
104 diagnostic_report_current_function.
105 (diagnostic_report_diagnostic): Initialize x_data not
107 (verbatim): Likewise.
108 * diagnostic.h (struct diagnostic_info): Change abstract_origin to
110 (struct diagnostic_context): Change last_function to x_data.
111 (diagnostic_auxiliary_data): Replace with
112 diagnostic_context_auxiliary_data and
113 diagnostic_info_auxiliary_data.
114 (diagnostic_last_function_changed, diagnostic_set_last_function,
115 diagnostic_report_current_function): Move to tree-diagnostic.h.
116 (print_declaration, dump_generic_node, print_generic_stmt,
117 print_generic_stmt_indented, print_generic_expr,
118 print_generic_decl, debug_c_tree, dump_omp_clauses,
119 print_call_name, debug_generic_expr, debug_generic_stmt,
120 debug_tree_chain, default_tree_printer): Move to
122 (debug_gimple_stmt, debug_gimple_seq, print_gimple_seq,
123 print_gimple_stmt, print_gimple_expr, dump_gimple_stmt): Move to
124 gimple-pretty-print.h.
125 * pretty-print.c: Don't include tree.h
126 (pp_base_format): Don't handle %K here.
127 (pp_base_tree_identifier): Move to tree-pretty-print.c.
128 * pretty-print.h (text_info): Change abstract_origin to x_data.
129 (pp_tree_identifier, pp_unsupported_tree,
130 pp_base_tree_identifier): Move to tree-pretty-print.h.
131 * gimple-pretty-print.h, tree-diagnostic.c, tree-diagnostic.h,
132 tree-pretty-print.h: New files.
133 * tree-pretty-print.c: Include tree-pretty-print.h.
134 (percent_K_format): New. Moved from pretty-print.c.
135 (pp_base_tree_identifier): Move from pretty-print.c.
136 * c-objc-common.c: Include tree-pretty-print.h.
137 (c_tree_printer): Handle %K here.
138 * langhooks.c: Include tree-diagnostic.h.
139 (lhd_print_error_function): Use diagnostic_abstract_origin macro.
140 * toplev.c: Include tree-diagnostic.h and tree-pretty-print.h.
141 (default_tree_printer): Handle %K using percent_K_format.
142 (general_init): Use default_tree_diagnostic_starter.
143 * tree.c: Include tree-diagnostic.h and tree-pretty-print.h.
144 (free_lang_data): Use default_tree_diagnostic_starter.
145 * c-pretty-print.c: Include tree-pretty-print.h.
146 * cfgexpand.c: Include tree-pretty-print.h and
147 gimple-pretty-print.h.
148 * cgraphunit.c: Include tree-pretty-print.h and
149 gimple-pretty-print.h.
150 * dwarf2out.c: Include tree-pretty-print.h.
151 * except.c: Include tree-pretty-print.h.
152 * gimple-pretty-print.c: Include tree-pretty-print.h and
153 gimple-pretty-print.h.
154 * gimplify.c: Include tree-pretty-print.h.
155 * graphite-poly.c: Include tree-pretty-print.h and
156 gimple-pretty-print.h.
157 * ipa-cp.c: Include tree-pretty-print.h.
158 * ipa-inline.c: Include gimple-pretty-print.h.
159 * ipa-prop.c: Include tree-pretty-print.h and
160 gimple-pretty-print.h.
161 * ipa-pure-const.c: Include gimple-pretty-print.h.
162 * ipa-struct-reorg.c: Include tree-pretty-print.h and
163 gimple-pretty-print.h.
164 * ipa-type-escape.c: Include tree-pretty-print.h.
165 * print-rtl.c: Include tree-pretty-print.h.
166 * print-tree.c: Include gimple-pretty-print.h.
167 * sese.c: Include tree-pretty-print.h.
168 * tree-affine.c: Include tree-pretty-print.h.
169 * tree-browser.c: Include tree-pretty-print.h.
170 * tree-call-cdce.c: Include gimple-pretty-print.h.
171 * tree-cfg.c: Include tree-pretty-print.h and
172 gimple-pretty-print.h.
173 * tree-chrec.c: Include tree-pretty-print.h.
174 * tree-data-ref.c: Include tree-pretty-print.h and
175 gimple-pretty-print.h.
176 * tree-dfa.c: Include tree-pretty-print.h.
177 * tree-if-conv.c: Include tree-pretty-print.h and
178 gimple-pretty-print.h.
179 * tree-inline.c: Include tree-pretty-print.h.
180 * tree-into-ssa.c: Include tree-pretty-print.h and
181 gimple-pretty-print.h.
182 * tree-nrv.c: Include tree-pretty-print.h.
183 * tree-object-size.c: Include tree-pretty-print.h and
184 gimple-pretty-print.h.
185 * tree-outof-ssa.c: Include tree-pretty-print.h and
186 gimple-pretty-print.h.
187 * tree-parloops.c: Include tree-pretty-print.h and
188 gimple-pretty-print.h.
189 * tree-predcom.c: Include tree-pretty-print.h and
190 gimple-pretty-print.h.
191 * tree-scalar-evolution.c: Include tree-pretty-print.h and
192 gimple-pretty-print.h.
193 * tree-sra.c: Include tree-pretty-print.h.
194 * tree-ssa-address.c: Include tree-pretty-print.h.
195 * tree-ssa-alias.c: Include tree-pretty-print.h.
196 * tree-ssa-ccp.c: Include tree-pretty-print.h and
197 gimple-pretty-print.h.
198 * tree-ssa-coalesce.c: Include tree-pretty-print.h.
199 * tree-ssa-copy.c: Include tree-pretty-print.h and
200 gimple-pretty-print.h.
201 * tree-ssa-copyrename.c: Include tree-pretty-print.h.
202 * tree-ssa-dce.c: Include tree-pretty-print.h and
203 gimple-pretty-print.h.
204 * tree-ssa-dom.c: Include tree-pretty-print.h and
205 gimple-pretty-print.h.
206 * tree-ssa-dse.c: Include gimple-pretty-print.h.
207 * tree-ssa-forwprop.c: Include tree-pretty-print.h.
208 * tree-ssa-ifcombine.c: Include tree-pretty-print.h.
209 * tree-ssa-live.c: Include tree-pretty-print.h and
210 gimple-pretty-print.h.
211 * tree-ssa-loop-im.c: Include tree-pretty-print.h and
212 gimple-pretty-print.h.
213 * tree-ssa-loop-ivcanon.c: Include tree-pretty-print.h and
214 gimple-pretty-print.h.
215 * tree-ssa-loop-ivopts.c: Include tree-pretty-print.h and
216 gimple-pretty-print.h.
217 * tree-ssa-loop-niter.c: Include tree-pretty-print.h and
218 gimple-pretty-print.h.
219 * tree-ssa-loop-prefetch.c: Include tree-pretty-print.h.
220 * tree-ssa-math-opts.c: Include gimple-pretty-print.h.
221 * tree-ssa-operands.c: Include tree-pretty-print.h and
222 gimple-pretty-print.h.
223 * tree-ssa-phiprop.c: Include tree-pretty-print.h and
224 gimple-pretty-print.h.
225 * tree-ssa-pre.c: Include tree-pretty-print.h and
226 gimple-pretty-print.h.
227 * tree-ssa-propagate.c: Include gimple-pretty-print.h.
228 * tree-ssa-reassoc.c: Include tree-pretty-print.h and
229 gimple-pretty-print.h.
230 * tree-ssa-sccvn.c: Include tree-pretty-print.h and
231 gimple-pretty-print.h.
232 * tree-ssa-sink.c: Include gimple-pretty-print.h.
233 * tree-ssa-ter.c: Include tree-pretty-print.h and
234 gimple-pretty-print.h.
235 * tree-ssa-uninit.c: Include gimple-pretty-print.h.
236 * tree-ssa.c: Include tree-pretty-print.h and
237 gimple-pretty-print.h.
238 * tree-stdarg.c: Include gimple-pretty-print.h.
239 * tree-switch-conversion.c: Include gimple-pretty-print.h.
240 * tree-tailcall.c: Include tree-pretty-print.h and
241 gimple-pretty-print.h.
242 * tree-vect-data-refs.c: Include tree-pretty-print.h and
243 gimple-pretty-print.h.
244 * tree-vect-loop-manip.c: Include tree-pretty-print.h and
245 gimple-pretty-print.h.
246 * tree-vect-loop.c: Include tree-pretty-print.h and
247 gimple-pretty-print.h.
248 * tree-vect-patterns.c: Include gimple-pretty-print.h.
249 * tree-vect-slp.c: Include tree-pretty-print.h and
250 gimple-pretty-print.h.
251 * tree-vect-stmts.c: Include tree-pretty-print.h and
252 gimple-pretty-print.h.
253 * tree-vectorizer.c: Include tree-pretty-print.h.
254 * tree-vrp.c: Include tree-pretty-print.h and
255 gimple-pretty-print.h.
256 * value-prof.c: Include tree-pretty-print.h and
257 gimple-pretty-print.h.
258 * var-tracking.c: Include tree-pretty-print.h.
259 * Makefile.in (OBJS-common): Add tree-diagnostic.o.
260 (tree-diagnostic.o): New dependencies.
261 (c-objc-common.o, c-pretty-print.o, langhooks.o, tree.o,
262 tree-inline.o, print-tree.o, stor-layout.o, tree-ssa-uninit.o,
263 tree-ssa.o, tree-into-ssa.o, tree-ssa-ter.o, tree-ssa-coalesce.o,
264 tree-outof-ssa.o, tree-ssa-forwprop.o, tree-ssa-phiprop.o,
265 tree-ssa-ifcombine.o, tree-nrv.o, tree-ssa-copy.o,
266 tree-ssa-propagate.o, tree-ssa-dom.o, tree-ssa-uncprop.o,
267 tree-ssa-live.o, tree-ssa-copyrename.o, tree-ssa-pre.o,
268 tree-ssa-sccvn.o, tree-vrp.o, tree-cfg.o, tree-tailcall.o,
269 tree-ssa-sink.o, tree-if-conv.o, tree-dfa.o, tree-ssa-operands.o,
270 tree-ssa-address.o, tree-ssa-loop-niter.o,
271 tree-ssa-loop-ivcanon.o, tree-ssa-loop-prefetch.o, tree-predcom.o,
272 tree-ssa-loop-ivopts.o, tree-affine.o, tree-ssa-loop-im.o,
273 tree-ssa-math-opts.o, tree-ssa-alias.o, tree-ssa-reassoc.o,
274 gimplify.o, tree-browser.o, tree-chrec.o, tree-scalar-evolution.o,
275 tree-data-ref.o, sese.o, graphite-poly.o, tree-vect-loop.o,
276 tree-vect-loop-manip.o, tree-vect-patterns.o, tree-vect-slp.o,
277 tree-vect-stmts.o, tree-vect-data-refs.o, tree-vectorizer.o,
278 tree-parloops.o, tree-stdarg.o, tree-object-size.o,
279 gimple-pretty-print.o, tree-pretty-print.o, diagnostic.o,
280 toplev.o, print-rtl.o, except.o, dwarf2out.o, cgraphunit.o,
281 ipa-prop.o, ipa-cp.o, ipa-inline.o, ipa-pure-const.o,
282 ipa-type-escape.o, ipa-struct-reorg.o, tree-ssa-dce.o,
283 tree-call-cdce.o, tree-ssa-ccp.o, tree-sra.o,
284 tree-switch-conversion.o, var-tracking.o, value-prof.o,
285 cfgexpand.o, pretty-print.o): Update dependencies.
287 2010-05-22 Andreas Tobler <andreast@fgznet.ch>
289 * tree-ssa-structalias.c: Remove tm_p.h from include.
291 2010-05-21 Jeff Law <law@redhat.com>
293 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Fix typo.
295 2010-05-21 Jason Merrill <jason@redhat.com>
297 * tree-eh.c (cleanup_is_dead_in): New.
298 (lower_try_finally): Don't generate a dead cleanup region.
299 (lower_cleanup): Likewise.
301 2010-05-21 Jakub Jelinek <jakub@redhat.com>
304 * haifa-sched.c (schedule_insn): When freeing INSN_REG_USE_LIST,
305 unchain each use from the cyclic next_regno_use chain first.
307 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
309 * real: Do not include gmp.h, mpfr.h, and mpc.h.
310 (REAL_VALUE_NEGATE, REAL_VALUE_ABS, real_arithmetic2): Remove.
311 (real_value_negate, real_value_abs): New prototypes.
312 (do_mpc_arg2, real_from_mpfr, mpfr_from_real): Move from here...
313 * realmpfr.h (do_mpc_arg2, real_from_mpfr, mpfr_from_real): ...to here,
314 new include file for interface between MPFR and REAL_VALUE_TYPE.
315 * real.c: Include realmpfr.h.
316 (real_arithmetic2): Remove legacy function.
317 (real_value_negate): New.
318 (real_value_abs): New.
319 (mfpr_from_real, real_from_mpfr): Move from here...
320 * realmpfr.c (mpfr_from_real, real_from_mpfr): ...to here, new file.
321 * builtins.c: Include realmpfr.h.
322 * fold-const.c: Include realmpfr.h.
323 (fold_comparison): Use real_value_negate instead of REAL_VALUE_NEGATE.
324 (fold_negate_const): Likewise.
325 (fold_abs_const): Use real_value_abs instead of REAL_VALUE_ABS.
326 * toplev.c: Include realmpfr.h.
327 * simplify-rtx.c (simplify_const_unary_operation): Use real_value_abs
328 and real_value_negate.
329 * fixed-value.c (check_real_for_fixed_mode): Likewise.
330 * config/arm/arm.c (neg_const_double_rtx_ok_for_fpa): Likewise.
331 (vfp3_const_double_index): Likewise.
332 (arm_print_operand): Likewise.
333 * Makefile.in: Update dependencies.
335 2010-05-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
337 * config/s390/s390.c (override_options): Increase the default
338 of max-completely-peel-times.
340 2010-05-21 Julian Brown <julian@codesourcery.com>
341 Mark Mitchell <mark@codesourcery.com>
343 * config/arm/arm.c (arm_function_ok_for_sibcall): Only forbid
344 sibling calls for Thumb-1.
345 * config/arm/arm.h (USE_RETURN_INSN): Enable for Thumb-2.
346 * config/arm/arm.md (*call_symbol, *call_value_symbol): Use for
348 (*call_insn, *call_value_insn): Don't use for Thumb-2.
349 (sibcall, sibcall_value, *sibcall_insn, *sibcall_value_insn): Use
351 (return): New expander.
352 (*arm_return): New name for ARM return insn.
353 * config/arm/thumb2.md (*thumb2_return): New insn pattern.
355 2010-05-19 Joel Sherrill <joel.sherrill@oarcorp.com>
357 * config.gcc (sparc64-*-rtems*): New target.
359 2010-05-21 Nathan Froyd <froydnj@codesourcery.com>
361 * tree.c (build_function_decl_skip_args): Fix grammar.
362 (build_function_type_list_1): Fix typos, adjust formatting.
364 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
366 * tree.h: Include real.h and fixed-value.h as basic datatypes.
367 * dfp.c, convert.c, reload1.c, reginfo.c, tree-flow.h,
368 tree-ssa-threadedge.c, tree-ssanames.c, tree-loop-linear.c,
369 tree-into-ssa.c, tree-vect-generic.c, tree-ssa-structalias.c,
370 tree-ssa-loop-im.c, tree-dump.c, tree-complex.c, tree-ssa-uninit.c,
371 genrecog.c, tree-ssa-threadupdate.c, tree-ssa-loop-niter.c,
372 tree-pretty-print.c, tree-loop-distribution.c,
373 tree-ssa-loop-unswitch.c, c-lex.c, optabs.c, postreload-gcse.c,
374 tree-ssa-loop-manip.c, postreload.c, tree-ssa-loop-ch.c,
375 tree-tailcall.c, tree.c, reload.c, tree-scalar-evolution.c, rtlanal.c,
376 tree-phinodes.c, builtins.c, final.c, genoutput.c, fold-const.c,
377 tree-ssa-dse.c, genautomata.c, tree-ssa-uncprop.c, toplev.c,
378 tree-chrec.c, genemit.c, c-cppbuiltin.c, tree-ssa-sccvn.c,
379 tree-ssa-ccp.c, tree-ssa-loop-ivopts.c, mode-switching.c,
380 tree-call-cdce.c, cse.c, genpeep.c, tree-ssa-math-opts.c,
381 tree-ssa-dom.c, tree-nrv.c, tree-ssa-propagate.c, tree-ssa-alias.c,
382 tree-ssa-sink.c, jump.c, ifcvt.c, dwarf2out.c, expr.c, genattrtab.c,
383 genconditions.c, tree-ssa-loop-ivcanon.c, tree-ssa-loop.c,
384 tree-parloops.c, recog.c, tree-ssa-address.c, lcm.c, tree-eh.c,
385 gimple-pretty-print.c, c-pretty-print.c, print-rtl.c, gcse.c,
386 tree-if-conv.c, tree-data-ref.c, tree-affine.c, gimplify.c,
387 tree-ssa-phiopt.c, implicit-zee.c, expmed.c, tree-dfa.c, emit-rtl.c,
388 store-motion.c, cselib.c, tree-cfgcleanup.c, simplify-rtx.c,
389 tree-ssa-pre.c, genpreds.c, tree-mudflap.c, print-tree.c,
390 tree-ssa-copy.c, tree-ssa-forwprop.c, tree-ssa-dce.c, varasm.c,
391 tree-nested.c, tree-ssa.c, tree-ssa-loop-prefetch.c, rtl.c,
392 tree-inline.c, integrate.c, tree-optimize.c, tree-ssa-phiprop.c,
393 fixed-value.c, combine.c, tree-profile.c, c-common.c, sched-vis.c,
394 tree-cfg.c, passes.c, tree-ssa-reassoc.c, config/alpha/alpha.c,
395 config/frv/frv.c, config/s390/s390.c, config/m32c/m32c.c,
396 config/spu/spu.c, config/sparc/sparc.c, config/mep/mep.c,
397 config/m32r/m32r.c, config/rx/rx.c, config/i386/i386.c,
398 config/sh/sh.c, config/pdp11/pdp11.c, config/avr/avr.c,
399 config/crx/crx.c, config/xtensa/xtensa.c, config/stormy16/stormy16.c,
400 config/fr30/fr30.c, config/lm32/lm32.c, config/moxie/moxie.c,
401 config/m68hc11/m68hc11.c, config/cris/cris.c, config/iq2000/iq2000.c,
402 config/mn10300/mn10300.c, config/ia64/ia64.c, config/m68k/m68k.c,
403 config/rs6000/rs6000.c, config/picochip/picochip.c, config/darwin.c,
404 config/arc/arc.c, config/mcore/mcore.c, config/score/score3.c,
405 config/score/score7.c, config/score/score.c, config/arm/arm.c,
406 config/pa/pa.c, config/mips/mips.c, config/vax/vax.c,
407 config/h8300/h8300.c, config/v850/v850.c, config/mmix/mmix.c,
409 Clean up redundant includes.
410 * Makefile.in: Update accordingly.
412 2010-05-21 Nathan Froyd <froydnj@codesourcery.com>
415 * builtins.c (fold_call_stmt): Pass &error_mark_node if the call
416 statement has no arguments.
418 2010-05-21 Kai Tietz <kai.tietz@onevision.com>
421 * varasm.c (emutls_decl): Merge attributes to new decl.
423 2010-05-21 Eric Botcazou <ebotcazou@adacore.com>
426 * gimplify.c (gimplify_init_constructor): Build a VIEW_CONVERT_EXPR
427 around the uniquized constructor if its type requires a conversion.
429 2010-05-21 Jakub Jelinek <jakub@redhat.com>
432 * tree-cfgcleanup.c (tree_forwarder_block_p): Return false if
433 at -O0 goto_locus of any of the incoming edges differs from
434 goto_locus of outgoing edge, or gimple_location of any of the
437 2009-09-14 Vladimir Makarov <vmakarov@redhat.com>
439 * ira.c (ira_non_ordered_class_hard_regs): Define.
440 (setup_class_hard_regs): Initialize ira_non_ordered_class_hard_regs.
441 * ira-int.h (ira_non_ordered_class_hard_regs): Declare.
442 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Increase
443 cost of unaligned hard regs when allocating multi-reg pseudos.
445 2010-05-20 Richard Sandiford <rdsandiford@googlemail.com>
447 * config.gcc (mips*-sde-elf*): Don't use sdemtk.opt.
448 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_no_float
450 * config/mips/mips.c (mips_file_start): Expand conditional expression
451 into "if" statements. Use .gnu_attribute 4,0 for TARGET_NO_FLOAT.
452 (mips_override_options): Move -mno-float override -msoft-float and
454 * config/mips/mips.opt (mno-float): Move from sdemtk.opt, but add
455 Condition(TARGET_SUPPORTS_NO_FLOAT).
456 * config/mips/sdemtk.h (TARGET_OS_CPP_BUILTINS): Don't set
457 __mips_no_float here.
458 (SUBTARGET_OVERRIDE_OPTIONS): Delete.
459 (TARGET_SUPPORTS_NO_FLOAT): Define.
460 * config/mips/sdemtk.opt: Delete.
462 2010-05-20 Segher Boessenkool <segher@kernel.crashing.org>
464 * ipa-prop.c (compute_complex_ancestor_jump_func): Bail
467 2010-05-20 Uros Bizjak <ubizjak@gmail.com>
470 * configure.ac (gcc_cv_as_ix86_sahf): Switch to 64bit mode.
471 * configure: Regenerate.
472 * config.in: Regenerate.
473 * config/i386/i386.md (x86_sahf_1): Conditionally output 0x9e
474 instead of sahf only for 64bit targets.
476 2010-05-20 Jakub Jelinek <jakub@redhat.com>
479 * haifa-sched.c (initiate_bb_reg_pressure_info): Do not call
480 setup_ref_regs for DEBUG_INSNs.
482 2010-05-20 Jan Hubicka <jh@suse.cz>
485 * varpool.c (varpool_remove_node): Handle in-varpool aliases.
487 2010-05-20 Kenneth Zadeck <zadeck@naturalbridge.com>
490 * df-scan.c (df_ref_compare): Stabilize sort.
492 2010-05-20 Jakub Jelinek <jakub@redhat.com>
494 * dwarf2out.c (new_loc_descr_op_bit_piece): Add offset
495 argument. Don't use DW_OP_piece if offset is non-zero,
496 put offset into second DW_OP_bit_piece argument.
497 (dw_sra_loc_expr): Adjust callers. For memory expressions
500 2010-05-20 Hans-Peter Nilsson <hp@axis.com>
503 * config/cris/cris.md ("*addsi3_v32"): Correct "cc"
504 settings for 16-bit-constant "addo" alternative.
506 2010-05-19 James E. Wilson <wilson@codesourcery.com>
508 * config/mips/mips-dsp.md (add<DSPV:mode>3,
509 mips_add<DSP:dspfmt1>_s_<DSP:dspfmt2>): Add ISA_HAS_DSP condition.
512 * mips.c (mips_call_expr_from_insn): New arg second_call. Set it.
513 (mips_annotate_pic_calls): Pass new arg to mips_call_expr_from_insn.
516 2010-05-19 Joseph Myers <joseph@codesourcery.com>
518 * diagnostic.c (FLOAT, FFS): Don't undefine.
519 * passes.c, pretty-print.c, rtl-error.c, toplev.c: Likewise.
520 * cse.c, regmove.c: Remove comments about stdio.h and rtl.h
523 2010-05-19 Richard Sandiford <rdsandiford@googlemail.com>
525 * combine.c (propagate_for_debug): Call make_compound_operation
527 (try_combine): When implementing a split chosen by find_split_point,
528 either copy i2src or set it to null. Assert that i2src is not null
529 before substituting into CALL_INSN_FUNCTION_USAGE.
531 2010-05-19 Anatoly Sokolov <aesok@post.ru>
533 * double-int.h (double_int_ior): New function.
534 * tree.h (build_int_cst_wide_type): Remove.
535 * tree.c (build_int_cst_wide_type): Remove.
536 * fold-const.c (native_interpret_int): Use double_int_to_tree instead
537 of build_int_cst_wide_type.
538 * stor-layout.c (set_sizetype): (Ditto.).
539 * dojump.c (do_jump): Use build_int_cstu instead of
540 build_int_cst_wide_type.
542 2010-05-19 Eric Botcazou <ebotcazou@adacore.com>
544 * langhooks.h (struct lang_hooks): Add new field deep_unsharing.
545 * langhooks-def.h (LANG_HOOKS_DEEP_UNSHARING): New macro.
546 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_DEEP_UNSHARING.
547 * gimplify.c: (mostly_copy_tree_r): Copy trees under SAVE_EXPR and
548 TARGET_EXPR nodes, but only once, if instructed to do so. Do not
549 propagate the 'data' argument to copy_tree_r.
550 (copy_if_shared_r): Remove bogus ATTRIBUTE_UNUSED marker.
551 Propagate 'data' argument to walk_tree.
552 (copy_if_shared): New function.
553 (unmark_visited_r): Remove bogus ATTRIBUTE_UNUSED marker.
554 (unmark_visited): New function.
555 (unshare_body): Call copy_if_shared instead of doing it manually.
556 (unvisit_body): Call unmark_visited instead of doing it manually.
558 2010-05-19 Nathan Froyd <froydnj@codesourcery.com>
560 * hooks.h (hook_tree_tree_tree_bool_null): Rename to...
561 (hook_tree_tree_int_treep_bool_null): ...this. Update signature.
563 * target-def.h (TARGET_FOLD_BUILTIN): Define to
564 hook_tree_tree_int_treep_bool_null.
565 * target.h: (struct gcc_target): Update signature of fold_builtin
567 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update description and signature.
568 * builtins.c (fold_call_expr): Pass call_expr_nargs and CALL_EXPR_ARGP
569 instead of the call expression.
570 (fold_builtin_call_array): Pass n and argarray directly.
571 (fold_call_stmt): Pass nargs and gimple_call_arg_ptr instead of
573 * config/alpha/alpha.c (alpha_fold_builtin): Update signature. Lift
574 MAX_ARGS check out of the loop. Delete declaration of `arity', declare
575 `i' and use it in place of `arity'.
576 * config/sparc/sparc.c (sparc_fold_builtin): Update signature.
577 Dereference `args' directly.
578 * config/xtensa/xtensa (xtensa_fold_builtin): Likewise.
580 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
582 * doc/sourcebuild.texi (Effective-Target Keywords): Document
584 (Directives): Document optional dg-require-effective-target
587 2010-05-19 Richard Guenther <rguenther@suse.de>
590 * tree.c (find_decls_types_r): Walk BLOCKs and its vars.
592 2010-05-19 Richard Guenther <rguenther@suse.de>
594 * doc/invoke.texi (-fwhopr): Document new optional jobs argument.
595 * common.opt (fwhopr=): New.
596 * opts.c (common_handle_option): Handle OPT_fwhopr.
597 * gcc.c (LINK_COMMAND_SPEC): Pass fwhopr*.
598 * collect2.c (main): Match -fwhopr*.
599 * lto-wrapper.c (run_gcc): Handle jobs argument of -fwhopr.
600 Execute ltrans stage in parallel when jobs is bigger than 1.
602 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
604 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32 to
605 pentiumpro on Solaris 8/x86 with Sun as.
606 * configure.ac (gcc_cv_as_hidden): Check for Solaris 9/x86 as
608 (gcc_cv_as_ix86_quad): Check for .quad directive.
609 * configure: Regenerate.
610 * config.in: Regenerate.
611 * config/i386/sol2.h (ASM_QUAD): Change guard to !HAVE_AS_IX86_QUAD.
613 2010-05-19 Martin Jambor <mjambor@suse.cz>
615 * ipa-prop.c (ipa_print_node_jump_functions): Print jump functions
616 also for indirect edges. Actual printing moved...
617 (ipa_print_node_jump_functions_for_edge): ...here.
618 (ipa_compute_jump_functions): Renamed to
619 ipa_compute_jump_functions_for_edge and made static.
620 (ipa_compute_jump_functions): New function.
621 (make_edge_direct_to_target): Check if the number of arguments on
622 the newly direct edge is the same as the number of parametrs of
624 * ipa-cp.c (ipcp_init_stage): Most functionality moved to new
625 ipa_compute_jump_functions. Call ipa_analyze_params_uses.
626 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
627 analysis functions unconditionally, call the new
628 ipa_analyze_params_uses on the node instead of every edge.
630 2010-05-19 Christian Borntraeger <borntraeger@de.ibm.com>
632 * tree-ssa-loop-prefetch.c (mem_ref_group, ar_data): Change step
634 (dump_mem_ref): Adopt debug code to handle a tree as step. This
635 also checks for a constant int vs. non-constant but
636 loop-invariant steps.
637 (find_or_create_group): Change the sort algorithm to only consider
638 steps that are constant ints.
639 (idx_analyze_ref): Adopt code to handle a tree instead of a
640 HOST_WIDE_INT for step.
641 (gather_memory_references_ref): Handle tree instead of int and be
642 prepared to see a NULL_TREE.
643 (prune_ref_by_self_reuse, prune_ref_by_group_reuse): Do not prune
644 prefetches if the step cannot be calculated at compile time.
645 (issue_prefetch_ref): Issue prefetches for non-constant but
646 loop-invariant steps.
648 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
651 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
653 * tree.h (build_call_list): Remove.
654 * tree.c (build_call_list): Remove.
656 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
658 * tree.h (build_call_list): Remove.
659 * tree.c (build_call_list): Remove.
661 2010-05-18 Jan Hubicka <jh@suse.cz>
663 * ipa-reference.c (propagate): Walk all nodes in the cleanup stage.
665 2010-05-18 Vladimir Makarov <vmakarov@redhat.com>
667 PR rtl-optimization/43332
668 * haifa-sched.c (setup_insn_max_reg_pressure): Check barrier.
670 2010-05-18 Anatoly Sokolov <aesok@post.ru>
672 * tree.h (build_int_cstu): Implement as static inline.
673 * tree.c (build_int_cstu): Remove function.
674 (double_int_to_tree, double_int_fits_to_tree_p): Handle size types as
677 2010-05-18 Richard Guenther <rguenther@suse.de>
680 * lto-wrapper.c (verbose): New variable. Initialize from -v.
681 (debug): Initialize from -save-temps.
682 (collect_execute): Print command-line when verbose.
683 (run_gcc): Always use COLLECT_GCC_OPTIONS. Use fork_execute
684 for ltrans invocation. Produce -dumpbase flag again.
685 (process_args): Remove.
687 * collect2.c (maybe_run_lto_and_relink): Only pass object
688 files to lto-wrapper.
689 * gcc.c (LINK_COMMAND_SPEC): Likewise.
691 2010-05-18 Jan Hubicka <jh@suse.cz>
693 * opts.c (decode_options): Do not disable whopr at ipa_cp.
694 * ipa-prop.c (ipa_detect_param_modifications): Walk PHI nodes too.
696 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
699 * lto-streamer-out.c (output_gimple_stmt): Output number of labels
701 * lto-streamer-in.c (input_gimple_stmt): Read number of labels
704 2010-05-18 Jakub Jelinek <jakub@redhat.com>
707 * var-tracking.c (find_loc_in_1pdv): Add a few checks from
710 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
712 * config.gcc (powerpc-*-darwin*, powerpc64-*-darwin*): Add
713 lto-macho as lto_binary_reader.
715 * darwin.c (darwin_asm_named_section): Do not add assembler comment
716 after .section directive; just print it before the directive instead.
718 2010-05-17 Jan Hubicka <jh@suse.cz>
720 * cgraph.c (cgraph_create_virtual_clone): Only check
721 versionable_function_p when not in wpa and checking is enabled.
722 * cgraphunit.c (cgraph_materialize_all_clones): Stabilize after
723 there are no more functions to materialize.
725 2010-05-17 Jan Hubicka <jh@suse.cz>
727 * cgraph.h (struct ipa_replace_map): Add parm_num parameter.
728 * lto-cgraph.c (output_cgraph_opt_summary, input_cgraph_opt_summary):
730 (output_cgraph): Call output_cgraph_opt_summary.
731 (input_cgrpah): Call input_cgraph_opt_summary.
732 (output_cgraph_opt_summary_p, output_node_opt_summary,
733 input_node_opt_summary, input_cgraph_opt_section): New functions.
734 * lto-section-in.c (lto_section_name): Add cgraphopt.
735 * tree-inline.c (tree_function_versioning): Handle parm_num.
736 * lto-streamer.c (lto_get_section_name): Handle cgraphopt.
737 * lto-streamer.h (lto_section_type): Add LTO_section_cgraph_opt_sum.
739 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
741 * doc/invoke.texi: Update documentation for min-insn-to-prefetch-ratio.
742 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Also apply
743 the insn to prefetch ratio heuristic to loops with known trip count.
745 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
747 * tree-ssa-loop-prefetch.c (PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO): New.
748 (schedule_prefetches): Do not generate a prefetch if the unroll factor
749 is far from what is required by the prefetch.
751 2010-05-17 Jan Hubicka <jh@suse.cz>
753 * ipa-cp.c (ipcp_update_callgraph): Use ipa_is_param_used.
754 (ipcp_estimate_growth): Likewise.
755 (ipcp_const_param_count): Likewise.
756 (ipcp_insert_stage): Likewise.
757 * ipa-prop.c (visit_load_for_mod_analysis): New function.
758 (visit_store_addr_for_mod_analysis): Set used flag.
759 (ipa_detect_param_modifications): Set used flag for SSE params;
760 update use of walk_stmt_load_store_addr_ops.
761 (ipa_print_node_params): Print used flag.
762 (ipa_write_node_info): Stream used flag.
763 (ipa_read_node_info): Likewise.
764 * ipa-prop.h (struct ipa_param_descriptor): Add used field.
765 (ipa_is_param_used): New function.
766 (lto_ipa_fixup_call_notes): Remove unused declaration.
768 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
771 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): New test.
772 * configure: Regenerate.
773 * config.in: Regenerate.
774 * config/i386/i386.c (print_operand) <case ;>: Also print ";" if
775 !HAVE_AS_IX86_REP_LOCK_PREFIX.
776 Don't emit whitespace.
777 * config/i386/i386.md (*rep_movdi_rex64): Use {%;} after rep.
778 (*rep_movsi): Likewise.
779 (*rep_movsi_rex64): Likewise.
780 (*rep_movqi): Likewise.
781 (*rep_movqi_rex64): Likewise.
782 (*rep_stosdi_rex64): Likewise.
783 (*rep_stossi): Likewise.
784 (*rep_stossi_rex64): Likewise.
785 (*rep_stosqi): Likewise.
786 (*rep_stosqi_rex64): Likewise.
787 (*cmpstrnqi_nz_1): Use {%;} after repz.
788 (*cmpstrnqi_nz_rex_1): Likewise.
789 (*cmpstrnqi_1): Likewise.
790 (*cmpstrnqi_rex_1): Likewise.
791 (*strlenqi_1): Use {%;} after repnz.
792 (*strlenqi_rex_1): Likewise.
793 * config/i386/sync.md (memory_barrier_nosse): Replace {%;| } by {%;} .
794 (*sync_compare_and_swap<mode>): Likewise.
795 (sync_double_compare_and_swap<mode>): Likewise.
796 (*sync_double_compare_and_swapdi_pic): Likewise.
797 (sync_old_add<mode>): Likewise.
798 (sync_add<mode>): Likewise.
799 (sync_sub<mode>): Likewise.
800 (sync_<code><mode>): Likewise.
802 2010-05-17 Martin Jambor <mjambor@suse.cz>
804 * cgraph.h (cgraph_indirect_call_info): New fields anc_offset,
805 otr_token and polymorphic.
806 * cgraph.c (cgraph_create_indirect_edge): Inilialize the above fields.
807 (cgraph_clone_edge): Copy the above fields.
808 * tree.c (get_binfo_at_offset): New function.
809 * tree.h (get_binfo_at_offset): Declare.
810 * ipa-prop.h (enum jump_func_type): Added known_type jump function
811 type, reordered items, updated comments.
812 (union jump_func_value): Added base_type field, reordered fields.
813 (enum ipa_lattice_type): Moved down in the file.
814 (struct ipa_param_descriptor): New field polymorphic.
815 (ipa_is_param_polymorphic): New function.
816 * ipa-prop.c: Include gimple.h and gimple-fold.h.
817 (ipa_print_node_jump_functions): Print known type jump functions.
818 (compute_complex_pass_through): Renamed to...
819 (compute_complex_assign_jump_func): this.
820 (compute_complex_ancestor_jump_func): New function.
821 (compute_known_type_jump_func): Likewise.
822 (compute_scalar_jump_functions): Create known type and complex ancestor
824 (ipa_note_param_call): New parameter polymorphic, set the corresponding
825 flag in the call note accordingly.
826 (ipa_analyze_call_uses): Renamed to...
827 (ipa_analyze_indirect_call_uses): this. New parameter target, define
828 variable var only in the block where it is used.
829 (ipa_analyze_virtual_call_uses): New function.
830 (ipa_analyze_call_uses): Likewise.
831 (combine_known_type_and_ancestor_jfs): Likewise.
832 (update_jump_functions_after_inlining): Implemented handling of a
833 number of new jump function types combination.
834 (print_edge_addition_message): Removed.
835 (make_edge_direct_to_target): New function.
836 (try_make_edge_direct_simple_call): Likewise.
837 (try_make_edge_direct_virtual_call): Likewise.
838 (update_call_notes_after_inlining): Renamed to...
839 (update_indirect_edges_after_inlining): this. Moved edge creation for
840 indirect calls to try_make_edge_direct_simple_call, also calls
841 try_make_edge_direct_virtual_call for virtual calls.
842 (ipa_print_node_params): Changed the header message.
843 (ipa_write_jump_function): Stream also known type jump functions.
844 (ipa_read_jump_function): Likewise.
845 (ipa_write_indirect_edge_info): Stream new fields in
846 cgraph_indirect_call_info.
847 (ipa_read_indirect_edge_info): Likewise.
848 * Makefile.in (ipa-prop.o): Add dependency to GIMPLE_H and
851 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
853 * config/i386/sol2.h (TARGET_SUN_TLS): Remove duplicate definition.
855 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
857 * tree.h (CALL_EXPR_ARGS): Delete.
858 (call_expr_arglist): Delete.
859 * tree.c (call_expr_arglist): Delete.
860 * builtins.c (fold_call_expr): Pass the whole CALL_EXPR to
861 targetm.fold_builtin.
862 * config/alpha/alpha.c (alpha_fold_builtin): Rename arglist parameter.
863 Rewrite iteration to work on call_expr_nargs rather than TREE_CHAIN.
864 * config/picochip/picochip.c (picochip_expand_builtin_2op): Rename
865 arglist parameter. Use CALL_EXPR_ARG.
866 (picochip_expand_builtin_3op): Likewise.
867 (picochip_expand_builtin_2opvoid): Likewise.
868 (picochip_expand_array_get): Likewise.
869 (picochip_expand_array_put): Likewise.
870 (picochip_expand_array_testport): Likewise.
871 (picochip_expand_builtin): Don't call CALL_EXPR_ARGS. Pass exp
873 * config/rx/rx.c (rx_expand_builtin): Call call_expr_nargs instead of
875 * config/sparc/sparc.c (sparc_fold_builtin): Use CALL_EXPR_ARG rather
876 than TREE_VALUE and TREE_CHAIN.
877 * config/xtensa/xtensa.c (xtensa_fold_builtin): Likewise.
878 * doc/tm.texi (TARGET_FOLD_BUILTIN): Pass CALL_EXPR tree instead of
881 2010-05-17 Jakub Jelinek <jakub@redhat.com>
884 * cfglayout.c (fixup_reorder_chain): Allow returnjump_p
885 to have no fallthru edge.
888 * cfgcleanup.c (try_optimize_cfg): When removing trivially empty
889 bb with no successors, move footer whenever in IR_RTL_CFGLAYOUT
890 mode, not just when CLEANUP_CFGLAYOUT, and when in IR_RTL_CFGRTL
891 add BARRIER after previous bb if needed.
893 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
895 * tree.c (build_function_type_list_1): Remove bogus assert condition.
897 2010-05-17 Alan Modra <amodra@gmail.com>
899 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Delete
900 unnecessary prototype. Replace copy_r12 and copy_r11 flag params
901 with copy_reg rtx param.
902 (rs6000_emit_prologue): Update rs6000_emit_allocate_stack calls.
903 Correct cases where code for ABI_V4 did not initialise the reg
904 used to access frame. Also leave frame_reg_rtx as sp for large
905 frames that save no regs.
907 2010-05-17 Martin Jambor <mjambor@suse.cz>
910 * tree-sra.c (create_access_replacement): New parameter rename, mark
911 the replaement for renaming only when it is true.
912 (get_access_replacement): Pass true in the rename parameter of
913 create_access_replacement.
914 (get_unrenamed_access_replacement): New function.
915 (replace_uses_with_default_def_ssa_name): New parameter racc, get the
916 replacement declaration from it.
918 2010-05-17 Bernd Schmidt <bernds@codesourcery.com>
920 * function.c (try_fit_stack_local, add_frame_space): New static
922 (assign_stack_local_1): Use them. Look for opportunities to use
923 space previously wasted on alignment.
924 * function.h (struct frame_space): New.
925 (struct rtl_data): Add FRAME_SPACE_LIST member.
926 * reload1.c (something_was_spilled): New static variable.
928 (reload): Test it in addition to testing if the frame size changed.
930 2010-05-17 Christian Borntraeger <borntraeger@de.ibm.com>
932 * config/s390/s390.c: Define sane prefetch settings and activate
933 flag_prefetch_loop_arrays on -O3.
934 * config/s390/s390.h: Declare that read can use write prefetch.
936 2010-05-17 Jakub Jelinek <jakub@redhat.com>
938 * lto-streamer-out.c (lto_output): Fix --enable-checking=release
941 2010-05-16 Jan Hubicka <jh@suse.cz>
943 * ipa-cp.c (ipcp_versionable_function_p): Walk cgraph edges instead of
944 function body; do not check stdarg field of struct function.
946 2010-05-16 Jan Hubicka <jh@suse.cz>
948 * cgraph.c (dump_cgraph_node): Dump versionable flag.
949 * cgraph.h (cgraph_local_info): Add versionable flag.
950 * ipa-cp.c (ipcp_analyze_node): Set versionable flag.
951 (ipcp_versionable_function_p): Use it.
952 * lto-cgraph.c (lto_output_node, input_overwrite_node): Stream
955 2010-05-16 Jan Hubicka <jh@suse.cz>
957 * cgraph.c (cgraph_clone_node): Take decl argument and insert
958 clone into hash when it is different from orig.
959 (cgraph_create_virtual_clone): Update use of cgraph_clone_node.
960 * cgraph.h (cgraph_clone_node): Update prototype.
961 * lto-cgrpah.c (lto_cgraph_encoder_new): Create body map.
962 (lto_cgraph_encoder_delete): Delete body map.
963 (lto_cgraph_encoder_size): Move to header.
964 (lto_cgraph_encoder_encode_body_p,
965 lto_set_cgraph_encoder_encode_body): New.
966 (lto_output_node): Do not take written_decls argument; output clone_of
968 (add_node_to): Add include_body_argument; call
969 lto_set_cgraph_encoder_encode_body on master of the clone.
970 (add_references): Update use of add_node_to.
971 (compute_ltrans_boundary): Likewise.
972 (output_cgraph): Do not create written_decls bitmap.
973 (input_node): Take nodes argument; stream in clone_of correctly.
974 (input_cgraph_1): Update use of input_node.
975 * lto-streamer-out.c (lto_output): Use encoder info to decide
976 what bodies to output.
977 * ipa-inline.c (cgraph_clone_inlined_nodes,
978 cgraph_decide_recursive_inlining): Update call of cgraph_clone_node.
979 * lto-streamer.h (lto_cgraph_encoder_d): Add body.
980 (lto_cgraph_encoder_size): Define here.
981 (lto_cgraph_encoder_encode_body_p, lto_varpool_encoder_encode_body_p):
984 2010-05-16 Richard Guenther <rguenther@suse.de>
986 * doc/invoke.texi (-fipa-struct-reorg): Do not mention
988 * ipa-type-escape.c (gate_type_escape_vars): Run when
989 -fipa-struct-reorg runs.
990 * opts.c (decode_options): Do not unset flag_ipa_type_escape.
991 * common.opt (fipa-type-escape): Remove.
993 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
995 * opts.c (handle_option): Call into LTO streamer only if ENABLE_LTO.
996 (decode_options): Likewise.
997 * Makefile.in (opts.o): Add dependency on LTO_STREAMER_H.
999 2010-05-16 Jan Hubicka <jh@suse.cz>
1001 * ipa.c (function_and_variable_visibility): Also bring local all
1004 2010-05-16 Richard Guenther <rguenther@suse.de>
1006 * alias.c (nonoverlapping_memrefs_p): Remove use of
1007 IPA type-escape information.
1009 2010-05-16 Joseph Myers <joseph@codesourcery.com>
1011 * c-common.c (c_common_reswords): Add _Static_assert for C.
1012 * c-parser.c (c_token_starts_declaration,
1013 c_parser_next_token_starts_declaration,
1014 c_parser_static_assert_declaration_no_semi,
1015 c_parser_static_assert_declaration): New.
1016 (c_parser_declaration_or_fndef): Add parameter static_assert_ok.
1017 Handle static assertions if static_assert_ok.
1018 (c_parser_external_declaration, c_parser_declaration_or_fndef,
1019 c_parser_compound_statement_nostart, c_parser_label,
1020 c_parser_for_statement, c_parser_objc_methodprotolist,
1021 c_parser_omp_for_loop): All callers of
1022 c_parser_declaration_or_fndef changed.
1023 (c_parser_struct_declaration): Handle static assertions.
1024 (c_parser_compound_statement_nostart): Use
1025 c_parser_next_token_starts_declaration and
1026 c_token_starts_declaration to detect start of declarations.
1027 (c_parser_label, c_parser_for_statement, c_parser_omp_for_loop):
1030 2010-05-16 Anatoly Sokolov <aesok@post.ru>
1032 * config/mmix/mmix.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
1033 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
1034 * config/mmix/mmix.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
1035 TARGET_FUNCTION_VALUE_REGNO_P): Define.
1036 (mmix_function_outgoing_value): Rename to...
1037 (mmix_function_value): ...this. Make static. Add 'outgoing' argument.
1038 (mmix_function_value_regno_p): Make static.
1039 (mmix_libcall_value): New function.
1040 * config/mmix/mmix-protos.h (mmix_function_outgoing_value,
1041 mmix_function_value_regno_p): Remove declaration.
1043 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
1045 * tree.c (build_common_builtin_nodes): Always clear TREE_NOTHROW on
1046 BUILT_IN_ALLOCA if stack checking is enabled.
1048 2010-05-16 Richard Guenther <rguenther@suse.de>
1050 * var-tracking.c (vars_copy_1): Inline ...
1051 (vars_copy): ... here. Use FOR_EACH_HTAB_ELEMENT.
1052 (variable_union): Use FOR_EACH_HTAB_ELEMENT. Merge asserts.
1053 (variable_merge_over_cur): Adjust. Merge asserts.
1054 (variable_merge_over_src): Likewise.
1055 (dataflow_set_merge): Use FOR_EACH_HTAB_ELEMENT.
1056 (variable_post_merge_new_vals): Merge asserts.
1057 (variable_post_merge_perm_vals): Likewise.
1058 (find_mem_expr_in_1pdv): Likewise.
1059 (dataflow_set_different_value): Remove.
1060 (onepart_variable_different_p): Merge asserts.
1061 (variable_different_p): Likewise.
1062 (dataflow_set_different_1): Inline ...
1063 (dataflow_set_different): ... here. Use FOR_EACH_HTAB_ELEMENT.
1064 (emit_notes_for_differences_1): Merge asserts.
1066 2010-05-16 Richard Guenther <rguenther@suse.de>
1068 * lto-symtab.c (lto_symtab_entry_hash): Use IDENTIFIER_HASH_VALUE.
1069 * optabs.c (libfunc_decl_hash): Likewise.
1070 * varasm.c (emutls_decl): Likewise.
1072 2010-05-16 Steven Bosscher <steven@gcc.gnu.org>
1074 * c-decl.c: Don't include gimple.h.
1075 (merge_decls): Do not copy gimple_body.
1077 2010-05-15 Jason Merrill <jason@redhat.com>
1079 * c.opt: Add -fnothrow-opt.
1081 2010-05-15 Jan Hubicka <jh@suse.cz>
1083 * ipa-prop.c (ipa_prop_read_section): Add sanity check that node is
1085 * passes.c (ipa_write_summaries): Write all analyzed nodes.
1087 2010-05-15 Steven Bosscher <steven@gcc.gnu.org>
1089 * vecir.h: New file with VEC primitives for tree, gimple, and rtl.
1090 * Makefile.in: Add it.
1091 Fix all other Makefile dependencies for changes below.
1092 * tree.h: Include it instead of defining VEC primitives here.
1093 * gimple.h: Likewise.
1095 * tree-inline.h: Inlclude vecir.h instead of gimple.h.
1096 * except.h: Include vecir.h, break dependence on tree.h.
1098 * gimplify.c (append_to_statement_list_1, append_to_statement_list):
1100 * tree-iterator.c: ...to here.
1101 * tree-iterator.h: Fix file introduction comment. Add extern markers.
1103 * c-lex.c: Include fixed-value.h instead of rtl.h. Do not include
1105 * c-cppbuiltin.c: Explain why debug.h and tm_p.h are included.
1106 * c-objc-common.h: Do not include tm.h, rtl.h, insn-config.h,
1107 integrate.h, function.h, toplev.h, tree-inline.h, ggc.h,
1108 tree-mudflap.h, and target.h.
1109 * c-semantics.c: Do not include except.h, ggc.h, rtl.h, timevar.h,
1110 predict.h, tree-inline.h, gimple.h, and langhooks.h.
1111 * c-decl.c: Do not include expr.h, ggc.h, libfuncs.h, except.h.
1112 Add FIXME for why gimple.h is still included (should be unnecessary
1113 since GCC 4.5 gimplification unit-at-a-time).
1114 * c-typeck.c: Do not include rtl.h, tm_p.h, ggc.h, and gimple.h.
1115 * c-pragma.c: Add FIXME for why function.h needs to be included just
1116 for cfun, at front-end level.
1117 Add note that REGISTER_TARGET_PRAGMAS should probably be a target hook.
1118 Do not include ggc.h, but include vecprim.h for VEC(char).
1119 * c-opts.c: Do not include tm.h, tree-inline.h, and tm_p.h.
1120 Explain why target.h is included.
1121 * c-omp.h: Do not include tm.h, function.h, and bitmap.h.
1122 Explain why gimple.h is included.
1123 * c-ppoutput.c: Do not include tm.h.
1124 * c-common.c: Do not include gimple.h. Explain why expr.h is included.
1125 * c-parses.c: Explain why rtl.h is included, and that this (and only
1126 this) is also why tm.h must be included.
1127 Do not include except.h.
1128 * c-lang.c: Do not include ggc.h.
1130 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
1132 * targhooks.c (GO_IF_MODE_DEPENDENT_ADDRESS): Use CONST_CAST_RTX.
1134 2010-05-15 Joseph Myers <joseph@codesourcery.com>
1136 * c-decl.c (grokfield): Allow typedefs for anonymous structs and
1137 unions by default if those structs and unions have no tags. Do
1138 not condition anonymous struct and unions handling on flag_iso.
1139 Allow anonymous structs and unions for C1X.
1140 (finish_struct): Do not diagnose lack of named fields when
1141 anonymous structs and unions present for C1X. Accept flexible
1142 array members in structure with anonymous structs or unions but no
1143 directly named fields.
1144 * doc/extend.texi (Unnamed Fields): Update.
1146 2010-05-15 Eric Botcazou <ebotcazou@adacore.com>
1148 * gimple.h (compare_field_offset): Rename into...
1149 (gimple_compare_field_offset): ...this.
1150 * gimple.c (compare_field_offset): Rename into...
1151 (gimple_compare_field_offset): ...this. Compare the full access if
1152 the offset is self-referential.
1153 (gimple_types_compatible_p): Adjust for above renaming.
1154 * lto-streamer-in.c (input_gimple_stmt): Likewise. Also compare the
1155 DECL_NONADDRESSABLE_P flag of fields before merging them.
1157 2010-05-15 Nathan Froyd <froydnj@codesourcery.com>
1159 * tree.h (ctor_to_list): Delete.
1160 * tree.c (ctor_to_list): Delete.
1162 2010-05-15 Jan Hubicka <jh@suse.cz>
1164 * ipa-reference.c: Include toplev.h
1165 (is_proper_for_analysis): Only add to all_module_statics
1167 (write_node_summary_p, stream_out_bitmap,
1168 ipa_reference_write_optimization_summary,
1169 ipa_reference_read_optimization_summary): New.
1170 (struct ipa_opt_pass_d pass_ipa_reference): Add
1171 optimization summary streaming.
1172 * lto-cgraph.c (referenced_from_this_partition_p,
1173 reachable_from_this_partition_p): New functions.
1174 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
1175 call_may_clobber_ref_p_1): Ask ipa-reference even for public vars.
1176 * opts.c (decode_options): Enable ipa_reference.
1177 * Makefile.in (ipa-reference.o): Add toplev.h dependency.
1178 * lto-streamer.h (referenced_from_this_partition_p,
1179 reachable_from_this_partition_p): Declare.
1181 2010-05-15 Richard Guenther <rguenther@suse.de>
1183 PR tree-optimization/44038
1184 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Avoid
1185 taking the address of a V_C_E of a constant.
1187 2010-05-14 Jan Hubicka <jh@suse.cz>
1189 * tree.h (memory_identifier_string): Remove.
1190 * ipa-reference.c: Update comment; do not include gt-ipa-reference.h
1191 (ipa_reference_global_vars_info_d): Remove statics_not_read and
1192 statics_not_written.
1193 (ipa_reference_optimization_summary_d): New structure.
1194 (ipa_reference_optimization_summary_t): New type and vector.
1195 (ipa_reference_vars_info_d): Embedd structures instead of using
1197 (reference_vars_to_consider): Remove out of GGC space.
1198 (module_statics_escape): Remove.
1199 (global_info_obstack): Rename to ...
1200 (optimization_summary_obstack): ... this one.
1201 (initialization_status_t): Remove.
1202 (memory_identifier_string): Remove.
1203 (get_reference_vars_info): Fix indenting.
1204 (set_reference_vars_info): Likewise.
1205 (get_reference_optimization_summary): New.
1206 (set_reference_optimization_summary): New.
1207 (get_global_reference_vars_info): Remove.
1208 (ipa_reference_get_read_global): Remove.
1209 (ipa_reference_get_written_global): Remove.
1210 (ipa_reference_get_not_read_global): Update.
1211 (ipa_reference_get_not_written_global): Update.
1212 (is_proper_for_analysis): Outlaw addressable.
1213 (propagate_bits): Update for new datastructures.
1214 (analyze_variable): Remove.
1215 (init_function_info): Update for new datastructures.
1216 (clean_function_local_data): Remove.
1217 (clean_function): Remove.
1218 (copy_global_bitmap): Use optimizations_summary_obstack.
1219 (duplicate_node_data): Duplicate optimization summary only.
1220 (remove_node_data): Remove optimization summary only.
1221 (generate_summary): Do not analyze variables; do not compute
1222 module_statics_escape; do not prune solutions by it.
1223 (read_write_all_from_decl): Fix typos in comments.
1224 (propagate): Doscover readonly and nonaddressable first;
1225 update for new datastructures; share global bitmaps.
1226 * ipa-reference.h (ipa_reference_get_read_global,
1227 ipa_reference_get_written_global): Remove.
1228 * ipa-pure-const.c (check_stmt): Do not use memory_identifier_string.
1229 * Makefile.in: Remove ipa-refereference from GT files.
1231 2010-05-14 Jakub Jelinek <jakub@redhat.com>
1234 * dwarf2out.c (resolve_one_addr): Check TREE_ASM_WRITTEN
1235 for all SYMBOL_REF_DECLs.
1237 2010-05-14 Jan Hubicka <jh@suse.cz>
1239 * cgraph.h (ipa_discover_readonly_nonaddressable_vars): Declare.
1240 (varpool_all_refs_explicit_p): New inline function.
1241 * ipa-reference.c: Update comment.
1242 (module_statics_written): Remove.
1243 (get_static_decl): Remove.
1244 (ipa_init): Do not initialize module_statics_written.
1245 (analyze_function): Likewise.
1246 (generate_summary): Likewise; do not compute module_statics_readonly
1247 and do not update variable flags.
1248 (propagate): Call ipa_discover_readonly_nonaddressable_vars.
1249 * ipa.c: Inlucde flags.h
1250 (cgraph_local_node_p): New.
1251 (cgraph_remove_unreachable_nodes): Return early when not optimizing;
1252 promote functions to local.
1253 (ipa_discover_readonly_nonaddressable_vars): New function.
1254 (function_and_variable_visibility): Use cgraph_local_node_p.
1255 * varpool.c (varpool_finalize_decl): Set force_output for
1256 DECL_PRESERVE_P vars.
1258 2010-05-14 Jan Hubicka <jh@suse.cz>
1260 * ipa.c (cgraph_remove_unreachable_nodes): Revert accidental commit.
1262 2010-05-14 Richard Guenther <rguenther@suse.de>
1264 PR tree-optimization/44119
1265 * tree-ssa-pre.c (eliminate): Properly mark replacement of
1266 a PHI node necessary.
1268 2010-05-14 Eric Botcazou <ebotcazou@adacore.com>
1270 * tree.h (TREE_ADDRESSABLE): Remove bogus usage for FIELD_DECL.
1272 2010-05-14 Jason Merrill <jason@redhat.com>
1275 * gimple.h (enum gf_mask): Add GF_CALL_NOTHROW.
1276 (gimple_call_set_nothrow): New.
1277 * gimple.c (gimple_build_call_from_tree): Call it.
1278 (gimple_call_flags): Set ECF_NOTHROW from GF_CALL_NOTHROW.
1281 * gimplify.c (gimplify_seq_add_stmt): No longer static.
1282 * gimple.h: Declare it.
1283 * gimple.c (gimple_build_eh_filter): No ops.
1285 2010-05-14 Jan Hubicka <jh@suse.cz>
1287 * ipa.c (enqueue_cgraph_node): Update comment; do not re-enqueue
1288 nodes already in queue.
1289 (cgraph_remove_unreachable_nodes): Cleanup; fix problem with
1292 2010-05-14 Jakub Jelinek <jakub@redhat.com>
1295 * cfgexpand.c (expand_debug_expr): If non-memory op0
1296 has BLKmode, return NULL.
1298 2010-05-14 Harsha Jagasia <harsha.jagasia@amd.com>
1300 * config.gcc: Add support for --with-cpu option for bdver1.
1301 * config/i386/i386.h (TARGET_BDVER1): New macro.
1302 (ix86_tune_indices): Change SSE_UNALIGNED_MOVE_OPTIMAL
1303 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
1304 (ix86_tune_features) :Change SSE_UNALIGNED_MOVE_OPTIMAL
1305 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
1306 Add SSE_PACKED_SINGLE_INSN_OPTIMAL.
1307 (TARGET_CPU_DEFAULT_NAMES): Add bdver1.
1308 (processor_type): Add PROCESSOR_BDVER1.
1309 * config/i386/i386.md: Add bdver1 as a new cpu attribute to match
1310 processor_type in config/i386/i386.h.
1311 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit
1312 movaps <reg, reg> instead of movapd <reg, reg> when replacing
1313 movsd <reg, reg> or movss <reg, reg> for SSE and AVX.
1314 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
1315 to emit packed xor instead of packed double/packed integer
1316 xor for SSE and AVX when moving a zero value.
1317 * config/i386/sse.md: Add check for
1318 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movaps instead of
1319 movapd/movdqa for SSE and AVX.
1320 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed
1321 single logical operations i.e and, or and xor instead of packed double
1322 logical operations for SSE and AVX.
1323 * config/i386/i386-c.c (ix86_target_macros_internal):
1324 Add PROCESSOR_BDVER1.
1325 * config/i386/driver-i386.c: Turn on -mtune=native for BDVER1.
1326 (has_fma4, has_xop): New.
1327 * config/i386/i386.c (bdver1_cost): New variable.
1328 (m_BDVER1): New macro.
1329 (m_AMD_MULTIPLE): Add m_BDVER1.
1330 (x86_tune_use_leave, x86_tune_push_memory, x86_tune_unroll_strlen,
1331 x86_tune_deep_branch_prediction, x86_tune_use_sahf, x86_tune_movx,
1332 x86_tune_use_simode_fiop, x86_tune_promote_qimode,
1333 x86_tune_add_esp_8, x86_tune_tune_sub_esp_4, x86_tune_sub_esp_8,
1334 x86_tune_integer_dfmode_moves, x86_tune_partial_reg_dependency,
1335 x86_tune_sse_partial_reg_dependency,
1336 x86_tune_sse_unaligned_load_optimal,
1337 x86_tune_sse_unaligned_store_optimal, x86_tune_sse_typeless_stores,
1338 x86_tune_memory_mismatch_stall, x86_tune_use_ffreep,
1339 x86_tune_inter_unit_moves, x86_tune_inter_unit_conversions,
1340 x86_tune_use_bt, x86_tune_pad_returns, x86_tune_slow_imul_imm32_mem,
1341 x86_tune_slow_imul_imm8, x86_tune_fuse_cmp_and_branch):
1342 Enable/disable for bdver1.
1343 (processor_target_table): Add bdver1_cost.
1344 (cpu_names): Add bdver1.
1345 (override_options): Set up PROCESSOR_BDVER1 for bdver1 entry in
1346 processor_alias_table.
1347 (ix86_expand_vector_move_misalign): Change.
1348 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL to TARGET_SSE_UNALIGNED_LOAD_OPTIMAL.
1349 Check for TARGET_SSE_UNALIGNED_STORE_OPTIMAL.
1350 Check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movups instead
1351 of movupd/movdqu for SSE and AVX.
1352 (ix86_tune_issue_rate): Add PROCESSOR_BDVER1.
1353 (ix86_tune_adjust_cost): Add code for bdver1.
1354 (standard_sse_constant_opcode): Add check for
1355 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single xor instead
1356 of packed double xor for SSE and AVX.
1358 2010-05-14 Pat Haugen <pthaugen@us.ibm.com>
1360 * tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs()
1363 2010-05-14 Tristan Gingold <gingold@adacore.com>
1365 * toplev.c (default_debug_hooks): Remove this variable.
1366 (process_options): Remove assignments to default_debug_hooks.
1368 2010-05-14 Martin Jambor <mjambor@suse.cz>
1370 * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove.
1371 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF.
1372 * langhooks.h (struct lang_hooks_for_decls): Removed field
1374 * tree.c (free_lang_data): Remove assignment to
1375 lang_hooks.fold_obj_type_ref.
1376 * tree.def (OBJ_TYPE_REF): Update comment.
1378 2010-05-14 Richard Guenther <rguenther@suse.de>
1380 PR tree-optimization/44124
1381 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
1383 2010-05-14 Alan Modra <amodra@gmail.com>
1386 * config/rs6000/rs6000.c (struct machine_function): Reorder
1387 fields for better packing. Add lr_save_state.
1388 (rs6000_ra_ever_killed): Return lr_save_state if set.
1389 (rs6000_emit_eh_reg_restore): Set lr_save_state.
1391 2010-05-13 Jan Hubicka <jh@suse.cz>
1393 * varpool.c (decide_is_variable_needed): Drop code checking
1394 TREE_SYMBOL_REFERENCED.
1396 2010-05-13 Jan Hubicka <jh@suse.cz>
1398 * final.c (output_addr_const): Do not call mark_decl_referenced.
1399 * cgraphunit.c (process_function_and_variable_attributes): Use
1400 mark_needed_node dirrectly.
1401 (assemble_thunk): Do not call mark_decl_referenced.
1403 2010-05-13 Anatoly Sokolov <aesok@post.ru>
1405 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
1407 2010-05-13 Jeff Law <law@redhat.com>
1409 * ira-conflicts.c (print_allocno_conflicts): New function broken out
1411 (print_conflicts): Call print_allocno_conflicts.
1413 2010-05-13 Jakub Jelinek <jakub@redhat.com>
1416 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
1419 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
1421 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
1422 t-mingw-w64 or t-mingw-w32 for multilib configuration.
1423 * config/i386/t-mingw-w32: New.
1424 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
1426 2010-05-13 Martin Jambor <mjambor@suse.cz>
1428 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
1430 * gimple-fold.c (get_base_binfo_for_type): New function.
1431 (gimple_get_relevant_ref_binfo): Likewise.
1432 (gimple_fold_obj_type_ref_known_binfo): Likewise.
1433 (gimple_fold_obj_type_ref): Likewise.
1434 (fold_gimple_call): Simplify condition for folding virtual calls
1435 and call gimple_fold_obj_type_ref.
1436 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
1437 (gimple_fold_obj_type_ref_known_binfo): Likewise.
1439 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
1441 * config/rs6000/rs6000-protos.h
1442 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
1443 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
1444 (rs6000_debug_mode_dependent_address)
1445 (rs6000_mode_dependent_address_ptr): Likewise.
1447 2010-05-13 Jakub Jelinek <jakub@redhat.com>
1450 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
1452 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
1453 * tree-sra.c (create_access_replacement): Call unshare_expr before
1454 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from it.
1455 * dwarf2out.c: Include tree-flow.h.
1456 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
1457 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
1458 Handle DW_OP_bit_piece.
1459 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
1460 construct_piece_list, adjust_piece_list): New functions.
1461 (add_var_loc_to_decl): Handle SRA optimized variables.
1462 Adjust for var_loc_note to loc field renaming.
1463 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
1464 in VAR_LOCATION note.
1465 (new_loc_descr_op_bit_piece): New function.
1466 (dw_sra_loc_expr): New function.
1467 (dw_loc_list): Use it. Don't handle the last range after the
1468 loop, handle it inside of the loop. Adjust for var_loc_note
1469 to loc field renaming.
1470 (add_location_or_const_value_attribute): Only special case
1471 single entry loc lists if loc is NOTE_P. Adjust for
1472 var_loc_note to loc field renaming.
1473 (dwarf2out_var_location): Don't set newloc->var_loc_note
1474 and newloc->next here.
1476 2010-05-12 Jan Hubicka <jh@suse.cz>
1478 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
1480 * cgraph.h (cgraph_only_called_directly_p,
1481 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
1482 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
1483 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
1485 * ipa.c (cgraph_remove_unreachable_nodes): Use
1486 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
1488 * tree-inline.c (copy_bb): Check address_taken flag.
1489 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
1490 externally_visible flag.
1492 2010-05-12 Jason Merrill <jason@redhat.com>
1496 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
1497 * sdbout.c (plain_type_1): Likewise.
1498 * dwarf2out.c (is_base_type): Likewise.
1499 (gen_type_die_with_usage): Likewise. Generate
1500 DW_TAG_unspecified_type for any LANG_TYPE.
1502 2010-05-12 Jan Hubicka <jh@suse.cz>
1504 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
1506 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
1507 (cgraph_clone_edge): Update.
1508 (cgraph_node_remove_callees): Remove indirect calls too.
1509 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
1510 (cgraph_create_indirect_edge): Update prototype.
1511 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
1512 is_proper_for_analysis.
1513 (add_new_function, visited_nodes, function_insertion_hook_holder,
1514 get_local_reference_vars_info, mark_address_taken, mark_address,
1515 mark_load, mark_store, check_asm_memory_clobber, check_call,
1516 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
1517 (ipa_init): Do not initialize visited_nodes;
1518 function_insertion_hook_holder.
1519 (analyze_variable): Rewrite.
1520 (analyze_function): Rewrite.
1521 (copy_local_bitmap): Remove.
1522 (duplicate_node_dat): Do not duplicate local info.
1523 (generate_summary): Simplify to only walk cgraph.
1524 (write_node_summary_p, ipa_reference_write_summary,
1525 ipa_reference_read_summary): Remove.
1526 (propagate): Do not remove function insertion;
1528 (pass_ipa_reference): NULLify summary handling fields.
1529 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
1530 (input_edge): Input ecf_flags.
1531 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
1532 (update_indirect_edges_after_inlining): Ignore edges with unknown
1535 2010-05-12 Sriraman Tallam <tmsriram@google.com>
1537 * implicit-zee.c: New file.
1538 * tree-pass.h (pass_implicit_zee): Declare.
1539 * passes.c (init_optimization_passes): Add zee pass.
1540 * common.opt (fzee): New flag.
1541 * timevar.def (TV_ZEE): Define.
1542 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
1544 * Makefile.in (implicit-zee.o): Add new build file.
1546 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
1547 Nathan Froyd <froydnj@codesourcery.com>
1549 * c-common.c (sync_resolve_params): Remove write-only variable.
1551 2010-05-12 Anatoly Sokolov <aesok@post.ru>
1553 * target.h (struct gcc_target): Add mode_dependent_address_p field.
1554 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
1555 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
1556 * targhooks.c (default_mode_dependent_address_p): New function.
1557 * targhooks.h (default_mode_dependent_address_p): Declare function.
1558 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
1559 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
1560 * recog.c: (mode_dependent_address_p): Call mode_dependent_address_p
1561 target hook. Change return type to bool.
1562 * recog.h: (mode_dependent_address_p): Change return type to bool.
1564 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
1565 Nathan Froyd <froydnj@codesourcery.com>
1567 * tree-mudflap.c (build_function_type_0, build_function_type_1,
1568 build_function_type_2, build_function_type_3): Remove.
1569 (mudflap_init): Use build_function_type_list.
1571 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
1572 Nathan Froyd <froydnj@codesourcery.com>
1574 * coverage.c (build_fn_info_value): Call build_constructor instead of
1575 build_constructor_from_list.
1576 (build_ctr_info_value): Likewise.
1577 (build_gcov_info): Likewise.
1579 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
1581 * tree.c (build_constructor): Compute TREE_CONSTANT for the
1582 resultant constructor.
1583 (build_constructor_single): Don't set TREE_CONSTANT.
1584 (build_constructor_from_list): Don't compute TREE_CONSTANT.
1586 2010-05-12 Jan Hubicka <jh@suse.cz>
1588 * cgraph.h (struct varpool_node): Add aux.
1589 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
1590 * varpool.c (varpool_remove_node): Do not remove initializer.
1591 (varpool_reset_queue): Export.
1592 (varpool_finalize_decl): Volatile vars are forced to be output.
1593 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
1595 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
1596 process_references, varpool_can_remove_if_no_refs): New functions.
1597 (cgraph_remove_unreachable_nodes): Handle variables too.
1599 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
1602 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
1604 2010-05-12 Jakub Jelinek <jakub@redhat.com>
1607 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
1608 change value of ORT_TASK.
1609 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
1610 (omp_notice_threadprivate_variable): New function.
1611 (omp_notice_variable): Call it for threadprivate variables.
1612 If enclosing ctx is a task, print enclosing task rather than
1613 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
1614 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
1615 if task has untied clause.
1618 * dwarf2out.c (base_type_die): Don't add name attribute here.
1619 (modified_type_die): Instead of sizetype use
1620 its underlying original type. If a DW_TAG_base_type doesn't
1621 have name added, add __unknown__.
1622 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
1623 always call force_type_die instead.
1625 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
1627 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
1628 for __stack_chk_guard.
1630 2010-05-11 Jakub Jelinek <jakub@redhat.com>
1632 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
1633 don't call start_source_file debug hook here...
1634 (finish_options): ... but here, after outputting predefined and
1635 command line defines and undefs.
1638 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
1640 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
1641 optimizing away empty bb with no successors, move over its
1642 footer chain to fallthru predecessor.
1643 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
1644 (rtl_split_edge): For asm goto call patch_jump_insn even if
1645 splitting fallthru edge.
1648 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
1649 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
1650 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
1651 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
1655 * c-parser.c (c_parser_expression): Mark LHS of a comma
1656 expression as read if it is a decl, handled component or
1657 COMPOUND_EXPR with that on the RHS.
1658 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
1659 if it is a decl or handled component.
1661 2010-05-11 Jan Hubicka <jh@suse.cz>
1663 * lto-symtab.c (lto_symtab_free): New function.
1664 * lto-streamer.h (lto_symtab_free): Declare.
1666 2010-05-11 Jan Hubicka <jh@suse.cz>
1668 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
1669 that if function is needed it is reachable.
1670 (lto_output_node): See if it the function is reachable or referenced.
1671 (output_cgraph): Update call of lto_output_node.
1672 * lto-streamer.h (reachable_from_other_partition_p): Declare.
1674 2010-05-11 Jan Hubicka <jh@suse.cz>
1676 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
1679 2010-05-11 Jan Hubicka <jh@suse.cz>
1681 PR tree-optimize/44063
1682 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
1684 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
1686 (estimate_function_body_sizes): Compute sizes even when disregarding.
1688 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
1690 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
1692 2010-05-11 Jan Hubicka <jh@suse.cz>
1694 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
1695 into every boundary.
1697 2010-05-11 Jan Hubicka <jh@suse.cz>
1699 * matrix-reorg.c (matrix_reorg): Rebuild edges.
1701 2010-05-11 Jan Hubicka <jh@suse.cz>
1703 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
1704 lto_streamer_cache_delete): Put nodes into heap.
1705 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
1708 2010-05-11 Jan Hubicka <jh@suse.cz>
1710 * cgraphbuild.c (cgraph_rebuild_references): New.
1711 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
1713 * cgraph.h (cgraph_rebuild_references): Declare.
1714 * tree-inline.c (tree_function_versioning): Use it.
1715 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
1717 2010-05-11 Jan Hubicka <jh@suse.cz>
1719 * cgraph.c: Include ipa-utils.h
1720 (cgraph_create_virtual_clone): Update references.
1721 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
1723 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
1725 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
1726 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
1729 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
1731 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
1733 2010-05-11 Jakub Jelinek <jakub@redhat.com>
1735 * gcc.c (execute): For -### don't quote arguments that
1736 contain just alphanumerics and _/-. characters.
1737 * doc/invoke.texi: Document that change for -###.
1740 * df-problems.c (struct dead_debug): Add to_rescan field.
1741 (dead_debug_init): Clear to_rescan field.
1742 (dead_debug_finish): Rescan all debug insns in to_rescan
1743 bitmap and free the bitmap.
1744 (dead_debug_insert_before): Instead of rescanning debug insns
1745 immediately queue their rescanning until dead_debug_finish.
1746 (df_note_bb_compute): After dead_debug_add do continue instead
1749 2010-05-10 Jakub Jelinek <jakub@redhat.com>
1752 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
1753 clear also INSN_REG_USE_LIST.
1755 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1757 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
1759 2010-05-10 Jan Hubicka <jh@suse.cz>
1761 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
1764 2010-05-10 Jan Hubicka <jh@suse.cz>
1766 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
1768 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
1769 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
1770 (lto_streamer_cache_create): Init alloc pool.
1771 (lto_streamer_cache_delete): Free alloc pool.
1772 * lto-streamer.h: Include alloc pool.
1773 (lto_streamer_cache_d): Use alloc pool.
1774 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
1776 2010-05-10 Jan Hubicka <jh@suse.cz>
1778 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
1779 * cgraphbuild.c: Include except.h
1780 (record_type_list, record_eh_tables): New function.
1781 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
1783 2010-05-10 Jan Hubicka <jh@suse.cz>
1785 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
1786 __frame_dummy_init_array_entry, force_to_data): Attribute as used
1789 2010-05-10 Michael Matz <matz@suse.de>
1791 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
1792 (can_reassociate_p): Use FLOAT_TYPE_P.
1793 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
1794 (vect_force_simple_reduction): ... this.
1795 * tree-parloops.c (gather_scalar_reductions): Use
1796 vect_force_simple_reduction.
1797 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
1798 vect_is_simple_reduction, add modify argument, if true rewrite
1799 "a-b" into "a+(-b)".
1800 (vect_is_simple_reduction, vect_force_simple_reduction): New
1802 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
1804 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
1805 Vladimir Makarov <vmakarov@redhat.com>
1807 PR rtl-optimization/44012
1808 * ira-build.c (remove_unnecessary_allocnos): Nullify
1809 regno_allocno_map of the removed allocno.
1811 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1813 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
1815 * configure: Regenerate.
1817 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1819 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
1821 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
1822 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
1824 * configure: Regenerate.
1826 2010-05-10 Richard Guenther <rguenther@suse.de>
1828 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
1829 marked if the entry identifier is marked.
1831 2010-05-10 Richard Guenther <rguenther@suse.de>
1833 * c-common.c (struct c_common_attributes): Add fnspec attribute.
1834 (handle_fnspec_attribute): New function.
1835 * gimple.h (gimple_call_return_flags): Declare.
1836 (gimple_call_arg_flags): Likewise.
1837 * gimple.c (gimple_call_arg_flags): New function.
1838 (gimple_call_return_flags): Likewise.
1839 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
1841 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
1843 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
1844 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
1846 (make_heapvar_for): ... this new function.
1847 (handle_rhs_call): Handle fnspec attribute argument specifiers.
1848 (handle_lhs_call): Likewise.
1849 (find_func_aliases): Adjust.
1851 2010-05-10 Richard Guenther <rguenther@suse.de>
1853 PR tree-optimization/44050
1854 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
1856 2010-05-10 Wei Guozhi <carrot@google.com>
1859 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
1861 2010-05-09 Joseph Myers <joseph@codesourcery.com>
1864 * c-typeck.c (lookup_field): Take a type directly. Update
1866 (build_component_ref): Update call to lookup_field.
1867 (set_init_label): Use lookup_field to find initialized field.
1868 Handle returned list of fields like a sequence of designators.
1870 2010-05-09 Richard Guenther <rguenther@suse.de>
1873 * fold-const.c (tree_single_nonzero_warnv_p): Properly
1874 handle &FUNCTION_DECL.
1876 2010-05-09 Joseph Myers <joseph@codesourcery.com>
1879 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
1880 structures and unions recursively.
1881 (detect_field_duplicates): Move duplicate detection with a hash to
1882 detect_field_duplicates_hash. Always use a hash if anonymous
1883 structures or unions are present.
1884 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
1887 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
1890 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
1891 detect Atom, Core 2 and Core i7.
1893 2010-05-09 Richard Guenther <rguenther@suse.de>
1895 * gcc.c (store_arg): Handle temporary file deletion for
1898 2010-05-09 Richard Guenther <rguenther@suse.de>
1901 * ipa-inline.c (estimate_function_body_sizes): Return after
1902 disregarding inline limits.
1904 2010-05-09 Richard Guenther <rguenther@suse.de>
1906 * gcc.c (store_arg): Revert last change.
1908 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
1911 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
1912 (optimize_ops_list): Call it.
1914 2010-05-08 Richard Guenther <rguenther@suse.de>
1916 PR tree-optimization/44030
1917 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
1918 NECESSARY flag if we propagate from a inserted expression.
1920 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
1922 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
1923 domain types as equal if they are both PLACEHOLDER_EXPRs.
1925 2010-05-08 Richard Guenther <rguenther@suse.de>
1927 * lto-wrapper.c (run_gcc): Remove linker output from
1928 command line for LTRANS invocation.
1930 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
1932 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
1933 lto-macho as lto_binary_reader.
1934 * target.h (struct gcc_target): New hooks lto_start and lto_end.
1935 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
1936 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
1937 in lto_start and lto_end calls.
1938 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
1940 (scan_prog_file): Update is_elf_or_coff call.
1941 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
1943 * collect2.c (main): Fix enum comparison.
1945 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
1947 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
1948 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
1949 and TARGET_ASM_LTO_END.
1950 * darwin.c: Include obstack.h and lto-streamer.h.
1951 (lto_section_names_offset, lto_section_names_obstack,
1952 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
1954 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
1955 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
1956 to a temporary file.
1957 (darwin_asm_lto_end): New function. Restore asm_out_file.
1958 (darwin_asm_named_section): For LTO sections, replace the name with
1959 the offset of the section name in a string table, and build this
1961 (darwin_file_start): Initialize global vars for LTO support.
1962 (darwin_file_end): If output to asm_out_file was redirected, append it
1963 to the proper asm_out_file here. Add the section names section.
1965 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
1967 * c-pragma.c (pending_weak_d, pending_weak): New.
1968 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
1969 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
1970 handle_pragma_weak): Update the uses of pending_weaks.
1972 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1974 PR documentation/44016
1975 * doc/standards.texi (Standards): Link to unversioned
1976 cxx0x_status.html page.
1978 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
1981 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
1982 in addition to TREE_USED, to avoid "set but unused" warnings.
1984 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1986 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
1987 (is_loop_prefetching_profitable): Do not insert prefetches
1988 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
1989 times the prefetch ahead distance.
1991 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1993 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
1994 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
1995 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
1998 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
2000 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
2001 a diagnostic info when the insn-to-mem ratio is too small.
2003 2010-05-07 Richard Guenther <rguenther@suse.de>
2005 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
2007 (store_arg): Queue temp_filename for deletion instead of
2010 2010-05-07 Richard Guenther <rguenther@suse.de>
2012 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
2013 (run_gcc): Handle LTRANS phase invocation.
2014 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
2016 2010-05-07 Jakub Jelinek <jakub@redhat.com>
2018 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
2019 this is also meaningful on PARM_DECLs and RESULT_DECLs.
2021 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2023 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
2025 2010-05-07 Richard Guenther <rguenther@suse.de>
2027 PR tree-optimization/44020
2028 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
2029 code when PRE is not yet initialized.
2031 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2033 * config/mips/dbxmdebug.h: Remove.
2034 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
2036 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
2038 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
2039 with null pointer and also warn about ordered comparison of zero with
2042 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
2044 * graphite-blocking.c
2045 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
2046 * graphite-clast-to-gimple.c
2047 (clast_to_gcc_expression): Same.
2048 (precision_for_value): Same.
2049 (precision_for_interval): Same.
2050 (gcc_type_for_interval): Same.
2051 (graphite_create_new_guard): Same.
2052 (compute_bounds_for_level): Same.
2053 (graphite_create_new_loop_guard): Same.
2054 * graphite-interchange.c
2055 (build_linearized_memory_access): Same.
2056 (pdr_stride_in_loop): Same.
2057 (memory_strides_in_loop_1): Same.
2058 (memory_strides_in_loop): Same.
2059 (extend_scattering): Same.
2060 (psct_scattering_dim_for_loop_depth): Same.
2061 (pbb_number_of_iterations): Same.
2063 (debug_iteration_domains): Same.
2065 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
2066 (ppl_set_inhomogeneous_gmp): Same.
2067 (ppl_strip_loop): Same.
2068 (ppl_lexico_compare_linear_expressions): Same.
2069 (ppl_read_polyhedron_matrix): Same.
2070 (ppl_max_for_le_pointset): Same.
2072 (ppl_read_polyhedron_matrix): Same.
2073 (tree_int_to_gmp): Same.
2074 (gmp_cst_to_tree): Same.
2075 (ppl_set_inhomogeneous): Same.
2076 (ppl_set_inhomogeneous_tree): Same.
2077 (ppl_set_coef): Same.
2078 (ppl_set_coef_tree): Same.
2079 * graphite-sese-to-poly.c
2080 (build_pbb_scattering_polyhedrons): Same.
2081 (build_scop_scattering): Same.
2082 (scan_tree_for_params_right_scev): Same.
2083 (scan_tree_for_params): Same.
2084 (find_params_in_bb): Same.
2085 (find_scop_parameters): Same.
2086 (add_upper_bounds_from_estimated_nit): Same.
2087 (build_loop_iteration_domains): Same.
2088 (add_condition_to_domain): Same.
2089 (pdr_add_memory_accesses): Same.
2091 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
2093 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
2094 CLooG's value_* macros to their respective mpz_* counterparts.
2095 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
2096 (graphite_create_new_loop_guard): Same.
2097 * graphite-interchange.c (build_linearized_memory_access): Same.
2098 (pdr_stride_in_loop): Same.
2099 (memory_strides_in_loop_1): Same.
2100 (1st_interchange_profitable_p): Same.
2101 * graphite-poly.c (extend_scattering): Same.
2102 (psct_scattering_dim_for_loop_depth): Same.
2103 (pbb_number_of_iterations): Same.
2104 (pbb_number_of_iterations_at_time): Same.
2105 * graphite-poly.h (new_1st_loop): Same.
2106 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
2107 (oppose_constraint): Same.
2108 (insert_constraint_into_matrix): Same.
2109 (ppl_set_inhomogeneous_gmp): Same.
2110 (ppl_set_coef_gmp): Same.
2111 (ppl_strip_loop): Same.
2112 (ppl_lexico_compare_linear_expressions): Same.
2113 (ppl_max_for_le_pointset): Same.
2114 (ppl_min_for_le_pointset): Same.
2115 (ppl_build_realtion): Same.
2116 * graphite-ppl.h (gmp_cst_to_tree): Same.
2117 (ppl_set_inhomogeneous): Same.
2118 (ppl_set_inhomogeneous_tree): Same.
2119 (ppl_set_coef): Same.
2120 (ppl_set_coef_tree): Same.
2121 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
2122 (build_scop_scattering): Same.
2123 (add_value_to_dim): Same.
2124 (scan_tree_for_params_right_scev): Same.
2125 (scan_tree_for_params_int): Same.
2126 (scan_tree_for_params): Same.
2127 (find_params_in_bb): Same.
2128 (find_scop_parameters): Same.
2129 (add_upper_bounds_from_estimated_nit): Same.
2130 (build_loop_iteration_domains): Same.
2131 (create_linear_expr_from_tree): Same.
2132 (add_condition_to_domain): Same.
2133 (pdr_add_memory_accesses): Same.
2135 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
2136 Jason Merrill <jason@redhat.com>
2138 * c-common.c (c_common_reswords): Add nullptr.
2139 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
2140 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
2141 (gen_type_die_with_usage): Likewise.
2142 * dbxout.c (dbxout_type): Likewise.
2143 * sdbout.c (plain_type_1): Likewise.
2145 2010-05-06 Jason Merrill <jason@redhat.com>
2147 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
2148 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
2150 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
2152 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
2153 stripping WITH_SIZE_EXPR.
2154 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
2157 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2159 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
2160 list of obsolete configurations.
2161 Disabled check for obsolete configurations.
2162 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
2163 Removed support for previous versions.
2164 * config/mips/iris.h: Removed.
2165 * config/mips/iris5.h: Removed.
2166 * config/mips/iris6.h: Merged old iris.h contents.
2167 (TARGET_IRIX): Removed.
2168 (DRIVER_SELF_SPECS): Removed mabi=32.
2169 (IDENT_ASM_OP): Removed undef.
2170 (STARTFILE_SPEC): Removed mabi=32.
2171 (ENDFILE_SPEC): Likewise.
2172 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
2173 (MACHINE_TYPE): Update for IRIX 6.5.
2174 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
2175 TARGET_IRIX by TARGET_IRIX6.
2176 (mips_file_start): Likewise.
2177 (mips_output_external): Remove IRIX 5/6 O32 support.
2178 (mips_output_function_prologue): Likewise.
2179 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
2181 (TARGET_CPU_CPP_BUILTINS): Likewise.
2182 (TARGET_IRIX): Removed.
2183 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
2184 (MULTILIB_DIRNAMES): Removed 32.
2185 (MULTILIB_OSDIRNAMES): Removed ../lib.
2186 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
2187 (Specific, mips-sgi-irix5): Document removal.
2188 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
2189 Remove references to older IRIX 6 releases and the O32 ABI.
2191 2010-05-06 Jakub Jelinek <jakub@redhat.com>
2194 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
2195 instead of DF_REF_REAL_REG.
2197 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
2200 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
2201 handling to still return true for x64 targets.
2203 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
2205 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
2207 2010-05-06 Jan Hubicka <jh@suse.cz>
2209 PR tree-optimization/43791
2210 * ipa-inline.c (update_caller_keys): Remove bogus
2211 disregard_inline_limits check.
2213 2010-05-06 Michael Matz <matz@suse.de>
2215 PR tree-optimization/43984
2216 * tree-ssa-pre.c (inserted_phi_names): Remove.
2217 (inserted_exprs): Change to bitmap.
2218 (create_expression_by_pieces): Set bits, don't append to vector.
2219 (insert_into_preds_of_block): Don't handle inserted_phi_names.
2220 (eliminate): Don't look at inserted_phi_names, remove deleted
2221 insns from inserted_exprs.
2222 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
2223 (init_pre, fini_pre): Allocate and free bitmaps.
2224 (execute_pre): Insert insns on edges before elimination.
2226 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
2228 * tree.c (initializer_zerop): Handle STRING_CST.
2230 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
2233 * doc/invoke.texi (Wimplicit): Document as C only.
2234 * opts.c (common_handle_option): Add argument kind.
2235 (handle_option): Rename as read_cmdline_option. Factor out code to...
2236 (handle_option): ... here. New.
2237 (handle_options): Rename as read_cmdline_options.
2238 (decode_options): Update call.
2239 (set_option): Use option index instead of option pointer. Classify
2240 diagnostics correctly.
2241 (enable_warning_as_error): Call handle_option.
2242 * opts.h (set_option): Update declaration.
2243 (handle_option): Declare.
2244 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
2245 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
2246 * c-opts.c (set_Wimplicit): Delete.
2247 (c_family_lang_mask): New static constant.
2248 (c_common_handle_option): Add argument kind. Use handle_option
2249 instead of set_Wimplicit.
2250 (c_common_post_options): warn_implicit and warn_implicit_int
2251 are disabled by default.
2252 * c-common.c (warn_implicit): Do not define here.
2253 * c-common.h (warn_implicit): Do not declare here.
2254 (c_common_handle_option): Update declaration.
2255 * lto-opts.c (lto_reissue_options): Update call to set_option.
2257 2010-05-06 Richard Guenther <rguenther@suse.de>
2259 PR tree-optimization/43571
2260 * domwalk.c (walk_dominator_tree): Walk the dominator
2261 sons in more optimal order.
2263 2010-05-06 Richard Guenther <rguenther@suse.de>
2265 PR tree-optimization/43934
2266 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
2267 (stmt_cost): Likewise.
2268 (extract_true_false_args_from_phi): New helper.
2269 (determine_max_movement): For PHI nodes verify we can hoist them
2270 and compute their cost.
2271 (determine_invariantness_stmt): Handle PHI nodes.
2272 (move_computations_stmt): Likewise. Hoist PHI nodes in
2273 if-converted form using COND_EXPRs.
2274 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
2275 (tree_ssa_lim): Likewise.
2276 * tree-flow.h (tree_ssa_lim): Adjust prototype.
2277 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
2279 2010-05-06 Richard Guenther <rguenther@suse.de>
2281 PR tree-optimization/43987
2282 * tree-ssa-structalias.c (could_have_pointers): For possibly
2283 address-taken variables force pointers to be recorded.
2284 (create_variable_info_for_1): Likewise.
2285 (push_fields_onto_fieldstack): Pass in wheter all fields
2287 (find_func_aliases): Query types instead of vars whether
2288 they contain pointers where appropriate.
2290 2010-05-06 Jan Hubicka <jh@suse.cz>
2292 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
2293 (record_reference, mark_address, mark_load, mark_store): Record
2295 (record_references_in_initializer): Update call of record_references.
2296 (rebuild_cgraph_edges): Remove all references before rebuiding.
2297 * cgraph.c (cgraph_create_node): Clear ref list.
2298 (cgraph_remove_node): Remove references.
2299 (dump_cgraph_node): Dump references.
2300 (cgraph_clone_node): Clone references.
2301 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
2302 (struct cgraph_node, varpool_node): Add ref_lst.
2303 * ipa-ref.c: New file.
2304 * ipa-ref.h: New file.
2305 * ipa-ref-inline.h: New file.
2306 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
2307 (referenced_from_other_partition_p): New function.
2308 (lto_output_varpool_node): Take set arugment; call
2309 referenced_from_other_partition.
2310 (lto_output_ref): New.
2311 (add_references): New.
2313 (output_cgraph): Compute boundary based on references; output refs.
2314 (output_varpool): Accept cgraph_node_set argument.
2317 (input_cgraph): Call input_refs.
2318 * lto-section-in.c (lto_section_name): Add refs.
2319 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
2320 (ipa-ref.o): New file.
2321 * varpool.c (varpool_node): Clear ipa ref list.
2322 (varpool_remove_node): Remove references.
2323 (dump_varpool_node): Dump references.
2324 (varpool_assemble_decl): Only compile finalized ones.
2325 (varpool_extra_name_alias): Initialize ref list.
2326 * lto-streamer.c (lto-get_section_name): Add .refs section.
2327 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
2328 (referenced_from_other_partition_p): Declared.
2330 2010-05-06 Ira Rosen <irar@il.ibm.com>
2332 PR tree-optimization/43901
2333 * tree-vect-stmts.c (vectorizable_call): Assert that vector
2334 type is not NULL if it's transformation phase, and return
2335 FALSE if it's analysis.
2336 (vectorizable_conversion, vectorizable_operation,
2337 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
2339 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
2341 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
2343 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
2345 * config/mips/mips-protos.h
2346 (mips_small_register_classes_for_mode_p): Delete prototype.
2348 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
2350 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
2351 * config/arm/arm.c (multiple_operation_profitable_p,
2352 compute_offset_order): New static functions.
2353 (load_multiple_sequence, store_multiple_sequence): Use them.
2354 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
2355 memory offsets, not register numbers.
2356 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
2358 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
2360 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
2361 (get_pending_sizes, put_pending_size, put_pending_sizes):
2362 Update the uses of pending_sizes.
2363 * c-decl.c (store_parm_decls): Likewise.
2364 * c-tree.h (struct c_arg_info): Likewise.
2365 * tree.h: Update the prototype for get_pending_sizes and
2368 2010-05-05 Jason Merrill <jason@redhat.com>
2371 * c-common.c (handle_aligned_attribute): Respect
2372 ATTR_FLAG_TYPE_IN_PLACE.
2375 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
2376 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
2377 (TARGET_INITIALIZER): Use it.
2378 * c-common.c (attribute_takes_identifier_p): Call it.
2379 * c-common.h: Update prototype.
2380 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
2381 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
2383 2010-05-05 Jakub Jelinek <jakub@redhat.com>
2386 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
2387 DW_ID_down_case for Fortran compilation units.
2389 2010-05-05 Jan Hubicka <jh@suse.cz>
2391 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
2394 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
2396 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
2397 a variable-sized RESULT_DECL.
2399 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
2401 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
2403 2010-05-05 Jason Merrill <jason@redhat.com>
2406 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
2408 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
2410 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
2411 Jakub Jelinek <jakub@redhat.com>
2414 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
2415 (dead_debug_init, dead_debug_finish): New functions.
2416 (dead_debug_add, dead_debug_insert_before): Likewise.
2417 (df_note_bb_compute): Initialize a dead_debug object, add dead
2418 debug uses to it, insert debug bind insns before death insns,
2419 reset debug insns that refer to pending uses at the end.
2420 * rtl.h (make_debug_expr_from_rtl): New prototype.
2421 * varasm.c (make_debug_expr_from_rtl): New function.
2423 2010-05-05 Jan Hubicka <jh@suse.cz>
2425 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
2426 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
2427 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
2428 lto_varpool_encoder_deref, lto_varpool_encoder_size,
2429 lto_varpool_encoder_encode_initializer_p,
2430 lto_set_varpool_encoder_encode_initializer): New functions.
2431 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
2432 call output_varpool.
2433 (input_varpool_node): Do not always set analyzed.
2434 (input_cgraph_1): Return vector of cgraph nodes.
2435 (input_varpool_1): Return vector of varpools.
2436 (input_cgraph): Free the vectors.
2437 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
2438 output only initializers needed.
2439 (lto_output): Only call output_cgraph.
2440 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
2441 * lto-section-out.c (lto_new_out_decl_state): Initialize
2442 state->varpool_node_encoder.
2443 * lto-streamer.h (lto_varpool_encoder_d): New.
2444 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
2445 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
2446 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
2447 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
2448 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
2450 (output_varpool, input_varpool): Remove declarations.
2452 2010-05-05 Jan Hubicka <jh@suse.cz>
2454 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
2455 with body can prevail.
2457 2010-05-05 Jan Hubicka <jh@suse.cz>
2459 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
2462 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2464 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
2466 * gengtype.h (erro_at_line): Constify pos argument.
2468 * gengtype.c: Include hashtab.h.
2469 (enum gc_used): Document GC_MAYBE_POINTED_TO.
2470 (error_at_line): Constify pos argument.
2471 (do_typedef): Initialize p->opt field.
2472 (get_file_gtfilename): Fix comment typo.
2473 (struct walk_type_data): Constify line field.
2474 (get_output_file_for_structure): New function.
2475 (write_local_func_for_structure): Constify orig_s argument.
2476 Use get_output_file_for_structure.
2477 (write_func_for_structure): Use get_output_file_for_structure.
2478 (INDENT): New define.
2479 (dump_pair, dump_type, dump_type_list, dump_typekind)
2480 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
2481 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
2483 (seen_types): New variable.
2484 (main): New variable do_dump. Process "-d" command line option.
2485 Call dump_everything if dump requested.
2487 2010-05-05 Jakub Jelinek <jakub@redhat.com>
2489 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
2490 in a temporary instead of invoking the macro multiple times.
2491 (track_expr_p): Likewise.
2493 2010-05-04 Neil Vachharajani <nvachhar@google.com>
2495 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
2497 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
2498 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
2499 conditions for printing notes.
2500 * common.opt (-Wcoverage-mismatch): Allow negative, default to
2501 true, update documentation.
2502 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
2504 2010-05-04 Jakub Jelinek <jakub@redhat.com>
2507 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
2510 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
2513 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
2514 (*sse_prologue_save_insn1): Likewise.
2515 (SSE prologue save splitter): Likewise.
2517 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
2519 * tree.c (free_lang_data_in_one_sizepos): New inline function.
2520 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
2521 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
2522 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
2523 all decls. Call it on DECL_FIELD_OFFSET of fields.
2524 (find_decls_types_r): Follow DECL_VALUE_EXPR.
2525 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
2527 2010-05-04 Martin Jambor <mjambor@suse.cz>
2529 * tree-sra.c (build_access_from_expr_1): The first parameter type
2530 changed to simple tree.
2531 (build_access_from_expr): Likewise, gsi parameter was eliminated.
2532 (scan_assign_result): Renamed to assignment_mod_result, enum elements
2534 (build_accesses_from_assign): Removed all parameters except for a
2535 simple gimple statement. Now returns a simple bool.
2536 (scan_function): All non-analysis parts moved to separate functions
2537 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
2538 parameters and updated both callers.
2539 (sra_modify_expr): Removed parameter data.
2540 (sra_modify_function_body): New function.
2541 (perform_intra_sra): Call sra_modify_function_body to modify the
2543 (replace_removed_params_ssa_names): Parameter data changed into
2545 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
2546 changed the parameter dont_convert to convert with the opposite
2548 (sra_ipa_modify_assign): Parameter data changed into adjustments
2549 vector, return value changed to bool.
2550 (ipa_sra_modify_function_body): New function.
2551 (sra_ipa_reset_debug_stmts): Updated a comment.
2552 (modify_function): Use ipa_sra_modify_function_body to modify function
2555 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
2558 * alias.c (true_dependence): Handle the same VALUE in x and mem.
2559 (canon_true_dependence): Likewise.
2560 (write_dependence_p): Likewise.
2562 2010-05-04 Jan Hubicka <jh@suse.cz>
2564 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
2565 * cgraphbuild.c: Include ipa-utils.h
2566 (record_reference_ctx): New struct.
2567 (record_reference): Simplify to work on initializers; not statements.
2568 (mark_address, mark_load, mark_store): New.
2569 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
2571 (record_references_in_initializer): Update use of record_reference.
2572 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
2575 2010-05-04 Jan Hubicka <jh@suse.cz>
2577 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
2578 node will be removed anyway.
2579 (lto_varpool_replace_node): Allow also unanalyzed nodes;
2580 relink aliases of node into prevailing node.
2581 * varpool.c (varpool_remove_node): Remove aliases properly;
2582 when removing node, remove all its aliases too; remove DECL_INITIAL
2583 of removed node; ggc_free the varpool node.
2585 2010-05-04 Richard Guenther <rguenther@suse.de>
2587 PR tree-optimization/43879
2588 * tree-ssa-structalias.c (alias_get_name): Use
2589 DECL_ASSEMBLER_NAME if available.
2590 (create_function_info_for): Return the varinfo node.
2591 (ipa_pta_execute): Associate same-body aliases and extra names
2592 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
2594 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
2596 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
2598 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
2601 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
2602 only if HONOR_REG_ALLOC_ORDER is not defined.
2604 2010-05-04 Richard Guenther <rguenther@suse.de>
2606 PR tree-optimization/43949
2607 * tree-vrp.c (extract_range_from_binary_expr): Only handle
2610 2010-04-26 Jason Merrill <jason@redhat.com>
2612 * c.opt (-fstrict-enums): New.
2613 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
2615 2010-05-03 David Ung <davidu@mips.com>
2616 James E. Wilson <wilson@codesourcery.com>
2618 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
2619 emit the trap instruction before the divide for TUNE_74K.
2621 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
2623 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
2624 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
2625 based on the above, for new target hook.
2627 * hooks.c (hook_bool_mode_true): New generic hook.
2628 * hooks.h (hook_bool_mode_true): Add prototype.
2630 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
2632 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
2633 target hook, set to hook_bool_mode_false.
2634 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
2635 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
2636 with targetm.small_register_classes_for_mode_p.
2637 (find_reusable_reload): Likewise.
2638 (combine_reloads): Likewise.
2639 * reload1.c (reload_as_needed): Likewise.
2640 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
2641 * ifcvt.c (noce_process_if_block, check_cond_move_block,
2642 dead_or_predicable): Likewise.
2643 * regmove.c (optimize_reg_copy_1): Likewise.
2644 * calls.c (prepare_call_address): Likewise.
2645 (precompute_register_parameters): Likewise.
2647 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
2649 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
2650 implementation of the hook that considers all register classes
2651 small except for SH64.
2652 (sh_override_options): Use the new hook.
2653 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
2656 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
2658 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
2659 implementation of the hook that considers all register classes
2661 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
2664 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
2666 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
2667 implementation of the hook that considers all register classes
2669 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
2672 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
2674 * config/m32c/m32c.h: Likewise.
2675 * config/pdp11/pdp11.h: Likewise.
2676 * config/avr/avr.h: Likewise.
2677 * config/xtensa/xtensa.h: Likewise.
2678 * config/m68hc11/m68hc11.h: Likewise.
2679 * config/mn10300/mn10300.h: Likewise.
2680 * config/mcore/mcore.h: Likewise.
2681 * config/h8300/h8300.h: Likewise.
2682 * config/bfin/bfin.h: Likewise.
2684 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
2685 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
2687 2010-05-03 Anatoly Sokolov <aesok@post.ru>
2689 * double-int.h (tree_to_double_int): Remove macro.
2690 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
2691 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
2692 (tree_to_double_int): New function.
2693 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
2695 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
2697 2010-05-03 Richard Guenther <rguenther@suse.de>
2699 PR tree-optimization/43971
2700 * tree-ssa-structalias.c (get_constraint_for_1): Fix
2701 constraints in the !flag_delete_null_pointer_checks case.
2703 2010-05-03 Jakub Jelinek <jakub@redhat.com>
2706 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
2707 result mode matches original rtl mode.
2709 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
2712 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
2714 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2716 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
2717 when processing flag options.
2719 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2721 * gcov-iov.c (main): Change format string placeholder
2722 from %#08x to 0x%08x.
2723 * genchecksum.c (dosum): Change format string placeholder
2724 from %#02x to 0x%02x.
2726 2010-05-02 Richard Guenther <rguenther@suse.de>
2728 PR tree-optimization/43879
2729 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
2731 2010-05-02 Bruno Haible <bruno@clisp.org>
2733 * doc/extend.texi (Function Attributes): Fix a typo.
2735 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2738 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
2739 placeholder from 0x%x to %#x.
2740 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
2741 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2742 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2743 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2744 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2745 * config/i386/i386.c (ix86_target_string): Ditto.
2746 * config/i386/i386.c (output_pic_addr_const): Ditto.
2747 (print_operand): Ditto.
2749 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2751 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
2752 placeholder from 0x%x to %#x.
2753 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
2754 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
2755 (ASM_OUTPUT_DEBUG_DATA): Ditto.
2756 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
2757 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
2758 * optc-gen.awk: Ditto.
2759 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
2760 (HOST_WIDE_INT_PRINT_HEX): Ditto.
2761 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
2762 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
2764 2010-05-01 Anatoly Sokolov <aesok@post.ru>
2766 * target.h (struct calls): Add function_value_regno_p field.
2767 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
2768 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
2769 * targhooks.c (default_function_value_regno_p): New function.
2770 * targhooks.h (default_function_value_regno_p): Declare function.
2771 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
2772 * builtins.c. (apply_result_size): (Ditto.).
2773 * combine.c. (likely_spilled_retval_p): (Ditto.).
2774 * mode-switching.c. Include 'target.h'.
2775 (create_pre_exit): Use function_value_regno_p hook.
2776 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
2777 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
2778 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
2780 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
2781 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
2782 (ix86_function_value_regno_p): Declare as static, change argument
2783 type to const unsigned int.
2784 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
2786 2010-05-01 Richard Guenther <rguenther@suse.de>
2788 PR tree-optimization/43949
2789 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
2791 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
2793 2010-05-01 Anatoly Sokolov <aesok@post.ru>
2795 * rtl.h (CONST_DOUBLE_P): Define.
2796 (rtx_to_double_int): Declare.
2797 * emit-rtl.c (rtx_to_double_int): New function.
2798 * dwarf2out.c (insert_double): New function.
2799 (loc_descriptor, add_const_value_attribute): Clean up, use
2800 rtx_to_double_int and insert_double functions.
2802 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
2804 * doc/extend.texi (Inline): Add missing return keyword to examples.
2805 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
2808 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
2810 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
2811 the variable part of the offset as well. Use highest_pow2_factor for
2812 all alignment checks.
2814 2010-04-30 Richard Guenther <rguenther@suse.de>
2816 PR tree-optimization/43879
2817 * tree-ssa-structalias.c (type_could_have_pointers): Functions
2820 2010-04-30 Jan Hubicka <jh@suse.cz>
2822 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
2824 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
2826 2010-04-30 Jan Hubicka <jh@suse.cz>
2828 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
2830 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
2831 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
2832 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
2833 cgraph_node_set_needs_ltrans_p): Remove.
2835 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
2837 * sdbout.c: Include vec.h, do not include varray.h.
2838 (deferred_global_decls, sdbout_global_decl,
2839 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
2840 * toplev.c: Do not include varray.h.
2841 (dump_memory_report): Do not dump VARRAY statistics.
2842 * gengtype.c (open_base_file): Ignore varray.h.
2843 * Makefile.in: Update for abovementioned changes.
2844 Remove all traces of varray.c and varray.h.
2845 * varray.c: Remove file.
2846 * varray.h: Remove file.
2848 2010-04-30 Jan Hubicka <jh@suse.cz>
2850 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
2853 2010-04-30 Jan Hubicka <jh@suse.cz>
2855 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
2858 2010-04-30 Richard Guenther <rguenther@suse.de>
2860 * tree-ssa-structalias.c (get_constraint_for_1): Generate
2861 constraints for CONSTRUCTOR.
2863 2010-04-30 Richard Guenther <rguenther@suse.de>
2866 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
2867 first after all lowering passes.
2869 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
2871 * toplev.c: Include varray.h for statistics dumping.
2872 * tree.h: Do not declare varray_head_tag.
2873 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
2874 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
2875 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
2876 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
2877 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
2878 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
2879 c-common.c, c-common.h, reg-stack.c, basic-block.h,
2880 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
2882 * Makefile.in: Update for abovementioned changes.
2884 2010-04-30 Jakub Jelinek <jakub@redhat.com>
2887 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
2889 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
2891 * config/picochip/picochip.c (picochip_legitimize_address): Define.
2892 Use this function to do machine-specific conversion.
2893 (picochip_legitimize_reload_address): Likewise.
2894 (picochip_legitimate_address_p): Check valid base register only if
2896 (picochip_check_conditional_copy): Check for modw only if opnd is
2898 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
2899 to call the function in c.
2900 * config/picochip/picochip-protos.h
2901 (picochip_legitimize_reload_address): Define.
2902 * config/picochip/picochip.md (supported_compare1): Define.
2904 2010-04-30 Jan Hubicka <jh@suse.cz>
2906 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
2907 (cgraph_global_info): Remove inlined.
2908 (LTO_cgraph_tag_names): Remove.
2909 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
2910 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
2911 simplify cgraph tags and document.
2912 (lto_output_node): Use only LTO_cgraph_unavail_node and
2913 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
2914 for_functions_valid, global info, process and output flags.
2915 (input_overwrite_node): Initialize estimated stack size and
2916 estimated growth. Do not read flags we no longer store.
2917 (input_node): Likewise do not read info no longer stored.
2918 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
2921 2010-04-30 Richard Guenther <rguenther@suse.de>
2923 PR tree-optimization/43879
2924 * tree-ssa-structalias.c (get_constraint_for_1): Properly
2925 handle non-zero initializers.
2927 2010-04-30 Richard Guenther <rguenther@suse.de>
2929 * builtins.c (fold_builtin_1): Delete free (0).
2931 2010-04-29 Jan Hubicka <jh@suse.cz>
2933 * gengtype.c (open_base_files): Add lto-streamer.h
2934 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
2935 (pass_ipa_cp): GGC collect.
2936 * toplev. (compile_file): Do not output symbols.
2937 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
2938 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
2939 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
2940 * lto-section-in.c: Include ggc.h
2941 (lto_new_in_decl_state): Alloc in GGC.
2942 (lto_delete_in_decl_state): Likewise.
2943 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
2946 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
2949 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
2950 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
2951 (HONOR_REG_ALLOC_ORDER): Describe new macro.
2952 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
2953 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
2954 account only if HONOR_REG_ALLOC_ORDER is not defined.
2955 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
2956 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
2958 2010-04-29 Jon Grant <04@jguk.org>
2960 * collect2.c (vflag): Change type from int to bool.
2962 (helpflag): New global bool.
2963 (main): Set vflag and debug with boolean, not integer truth values.
2964 Accept new "--help" option and output usage text if found.
2965 * collect2.h (vflag): Update prototype.
2968 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
2971 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
2973 2010-04-29 Richard Guenther <rguenther@suse.de>
2976 * plugin.h (invoke_plugin_callbacks): Annotate arguments
2977 with ATTRIBUTE_UNUSED.
2979 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
2982 * config/i386/i386.c (get_some_local_dynamic_name): Replace
2983 INSN_P with NONDEBUG_INSN_P.
2984 (distance_non_agu_define): Likewise.
2985 (distance_agu_use): Likewise.
2987 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
2989 From Dominique d'Humieres <dominiq@lps.ens.fr>
2991 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
2994 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
2996 * plugin.h (invoke_plugin_callbacks): New inline function.
2997 * plugin.c (flag_plugin_added): New global flag.
2998 (add_new_plugin): Initialize above flag.
2999 (invoke_plugin_callbacks): Rename to ...
3000 (invoke_plugin_callbacks_full): ... this.
3002 2010-04-28 Jan Hubicka <jh@suse.cz>
3004 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
3005 (lto_varpool_replace_node): New.
3006 (lto_symtab_resolve_symbols): Resolve varpool nodes.
3007 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
3008 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
3009 * cgraph.h (varpool_node_ptr): New type.
3010 (varpool_node_ptr): New vector.
3011 (varpool_node_set_def): New structure.
3012 (varpool_node_set): New type.
3013 (varpool_node_set): New vector.
3014 (varpool_node_set_element_def): New structure.
3015 (varpool_node_set_element, const_varpool_node_set_element): New types.
3016 (varpool_node_set_iterator): New type.
3017 (varpool_node): Add prev pointers, add used_from_other_partition,
3019 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
3020 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
3021 varpool_get_node, varpool_remove_node): Declare.
3022 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
3023 varpool_node_set_size): New inlines.
3024 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
3025 * tree-pass.h (varpool_node_set_def): Forward declare.
3026 (ipa_opt_pass_d): Summary writting takes vnode sets too.
3027 (ipa_write_optimization_summaries): Update prototype.
3028 * ipa-cp.c (ipcp_write_summary): Update.
3029 * ipa-reference.c (ipa_reference_write_summary): Update.
3030 * lto-cgraph.c (lto_output_varpool_node): New static function.
3031 (output_varpool): New function.
3032 (input_varpool_node): New static function.
3033 (input_varpool_1): New function.
3034 (input_cgraph): Input varpool.
3035 * ipa-pure-const.c (pure_const_write_summary): Update.
3036 * lto-streamer-out.c (lto_output): Update, output varpool too.
3037 (write_global_stream): Kill WPA hack.
3038 (produce_asm_for_decls): Update.
3039 (output_alias_pair_p): Handle variables.
3040 (output_unreferenced_globals): Output only needed partition of varpool.
3041 * ipa-inline.c (inline_write_summary): Update.
3042 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
3044 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
3045 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
3046 varpool_node_set_new, varpool_node_set_add,
3047 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
3048 debug_varpool_node_set): New functions.
3049 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
3050 (execute_one_pass): Process new decls too.
3051 (ipa_write_summaries_2): Pass around vsets.
3052 (ipa_write_summaries_1): Likewise.
3053 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
3055 (ipa_write_optimization_summaries_1): Pass around vsets.
3056 (ipa_write_optimization_summaries): Likewise.
3057 * varpool.c (varpool_get_node): New.
3058 (varpool_node): Update doubly linked lists.
3059 (varpool_remove_node): New.
3060 (dump_varpool_node): More dumping.
3061 (varpool_enqueue_needed_node): Update doubly linked lists.
3062 (decide_is_variable_needed): Kill ltrans hack.
3063 (varpool_finalize_decl): Kill lto hack.
3064 (varpool_assemble_decl): Skip decls in other partitions.
3065 (varpool_assemble_pending_decls): Update doubly linkes lists.
3066 (varpool_empty_needed_queue): Likewise.
3067 (varpool_extra_name_alias): Likewise.
3068 * lto-streamer.c (lto_get_section_name): Add vars section.
3069 * lto-streamer.h (lto_section_type): Update.
3070 (output_varpool, input_varpool): Declare.
3072 2010-04-28 Mike Stump <mikestump@comcast.net>
3074 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
3076 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
3078 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
3079 record or union type with RECORD_OR_UNION_TYPE_P predicate.
3080 (lto_input_ts_type_tree_pointers): Likewise.
3081 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
3082 (lto_output_ts_type_tree_pointers): Likewise.
3084 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
3086 Uniquization of constants at the Tree level
3087 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
3088 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
3090 (tree_output_constant_def): Declare.
3091 * gimplify.c (gimplify_init_constructor): When using block copy, first
3092 uniquize the constant constructor on the RHS.
3093 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
3094 DECL_IN_CONSTANT_POOL flag.
3095 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
3096 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
3098 (assemble_variable): Deal with symbols belonging to the tree constant
3100 (get_constant_section): Add ALIGN parameter and simplify.
3101 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
3102 (assemble_constant_contents): Use the expression of the VAR_DECL.
3103 (output_constant_def_contents): Use the alignment of the VAR_DECL.
3104 (tree_output_constant_def): New global function.
3105 (mark_constant): Use the expression of the VAR_DECL.
3106 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
3108 (output_object_block): Likewise and assemble the expression.
3110 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
3112 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
3113 hash_tree, eq_tree): New tree hash table.
3114 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
3115 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
3116 lto_orig_address_remove): Reimplement.
3118 2010-04-28 Xinliang David Li <davidxl@google.com>
3121 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
3122 (compute_uninit_opnds_pos): New function.
3123 (is_non_loop_exit_postdominating): New function.
3124 (compute_control_dep_chain): New function.
3125 (find_pdom): New function.
3126 (convert_control_dep_chain_into_preds): New function.
3127 (find_predicates): New function.
3128 (find_control_equiv_block): New function.
3129 (collect_phi_def_edges): New function.
3130 (find_def_preds): New function.
3131 (find_dom): New function.
3132 (dump_predicates): New function.
3133 (get_cmp_code): New function.
3134 (is_value_included_in): New function.
3135 (find_matching_predicate_in_rest_chains): New function.
3136 (use_pred_not_overlap_with_undef_path_pred): New function.
3137 (is_use_properly_guarded): New function.
3138 (normalize_cond_1): New function.
3139 (is_and_or_or): New function.
3140 (normalize_cond): New function.
3141 (is_gcond_subset_of): New function.
3142 (is_subset_of_any): New function.
3143 (is_or_set_subset_of): New function.
3144 (is_and_set_subset_of): New function.
3145 (is_norm_cond_subset_of): New function.
3146 (is_pred_expr_subset_of): New function.
3147 (is_pred_chain_subset_of): New function.
3148 (is_included_in): New function.
3149 (is_superset_of): New function.
3150 (find_uninit_use): New function.
3151 (warn_uninitialized_phi): New function.
3152 (compute_possibly_undefined_names): New function.
3153 (ssa_undefined_value_p): New function.
3154 (execute_late_warn_uninitialized): New function.
3155 * tree-ssa.c (ssa_undefined_value_p): Removed.
3156 (warn_uninit): Changed to extern.
3157 (warn_uninitialized_phi): Removed.
3158 (warn_uninitialized_vars): Changed to extern.
3159 (execute_late_warn_uninitialized): Removed
3160 * tree-flow.h: Add new prototypes.
3161 * timevar.def: Add new time variable.
3162 * Makefile.in: Add new build file.
3164 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
3166 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
3169 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3172 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
3174 2010-04-28 Martin Jambor <mjambor@suse.cz>
3176 * cgraph.h (struct cgraph_node): New field indirect_calls.
3177 (struct cgraph_indirect_call_info): New type.
3178 (struct cgraph_edge): Removed field indirect_call. New fields
3179 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
3180 (cgraph_create_indirect_edge): Declare.
3181 (cgraph_make_edge_direct): Likewise.
3182 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
3183 * ipa-prop.h (struct ipa_param_call_note): Removed.
3184 (struct ipa_node_params): Removed field param_calls.
3185 (ipa_create_all_structures_for_iinln): Declare.
3186 * cgraph.c: Described indirect edges and uids in initial comment.
3187 (cgraph_add_edge_to_call_site_hash): New function.
3188 (cgraph_edge): Search also among the indirect edges, use
3189 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
3190 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
3191 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
3193 (initialize_inline_failed): Assign a reason to indirect edges.
3194 (cgraph_create_edge_1): New function.
3195 (cgraph_create_edge): Moved some functionality to
3196 cgraph_create_edge_1.
3197 (cgraph_create_indirect_edge): New function.
3198 (cgraph_edge_remove_callee): Add an assert checking for
3200 (cgraph_edge_remove_caller): Special-case indirect edges.
3201 (cgraph_remove_edge): Likewise.
3202 (cgraph_set_edge_callee): New function.
3203 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
3204 (cgraph_make_edge_direct): New function.
3205 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
3206 the declaration of the call statement matches.
3207 (cgraph_node_remove_callees): Special-case indirect edges.
3208 (cgraph_clone_edge): Likewise.
3209 (cgraph_clone_node): Clone also the indirect edges.
3210 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
3211 indirect_call, dump count of indirect_calls edges.
3212 * ipa-prop.c (iinlining_processed_edges): New variable.
3213 (ipa_note_param_call): Create indirect edges instead of
3214 creating notes. New parameter node.
3215 (ipa_analyze_call_uses): New parameter node, pass it on to
3216 ipa_note_param_call.
3217 (ipa_analyze_stmt_uses): Likewise.
3218 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
3219 (print_edge_addition_message): Work on edges rather than on notes.
3220 (update_call_notes_after_inlining): Likewise, renamed to
3221 update_indirect_edges_after_inlining.
3222 (ipa_create_all_structures_for_iinln): New function.
3223 (ipa_free_node_params_substructures): Do not free notes.
3224 (ipa_edge_duplication_hook): Propagate bits within
3225 iinlining_processed_edges bitmap.
3226 (ipa_node_duplication_hook): Do not duplicate notes.
3227 (free_all_ipa_structures_after_ipa_cp): Renamed to
3228 ipa_free_all_structures_after_ipa_cp.
3229 (free_all_ipa_structures_after_iinln): Renamed to
3230 ipa_free_all_structures_after_iinln.
3231 (ipa_write_param_call_note): Removed.
3232 (ipa_read_param_call_note): Removed.
3233 (ipa_write_indirect_edge_info): New function.
3234 (ipa_read_indirect_edge_info): Likewise.
3235 (ipa_write_node_info): Do not stream notes, do stream information
3237 (ipa_read_node_info): Likewise.
3238 (lto_ipa_fixup_call_notes): Removed.
3239 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
3240 * ipa-inline.c (pass_ipa_inline): Likewise.
3241 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
3242 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
3243 * tree-inline.c (copy_bb): Removed an unnecessary double check for
3245 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
3247 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
3248 (output_cgraph): Stream also indirect edges.
3249 (lto_output_edge): Added capability to stream indirect edges.
3250 (input_edge): Likewise.
3251 (input_cgraph_1): Likewise.
3252 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
3255 2010-04-28 Richard Guenther <rguenther@suse.de>
3257 PR tree-optimization/43879
3258 PR tree-optimization/43909
3259 * tree-ssa-structalias.c (struct variable_info): Add
3260 only_restrict_pointers flag.
3261 (new_var_info): Initialize it. Increment stats.total_vars here.
3262 (create_function_info_for): Do not increment stats.total_vars here.
3263 (get_function_part_constraint): Fix build with C++.
3264 (insert_into_field_list): Remove.
3265 (push_fields_onto_fieldstack): Properly merge fields.
3266 (create_variable_info_for): Split and simplify.
3267 (create_variable_info_for_1): New piece.
3268 (intra_create_variable_infos): Properly make restrict constraints
3271 2010-04-28 Richard Guenther <rguenther@suse.de>
3274 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
3276 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
3277 Jan Hubicka <hubicka@ucw.cz>
3279 * doc/invoke.texi (-Wsuggest-attribute=const,
3280 -Wsuggest-attribute=pure): Document.
3281 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
3282 (function_always_visible_to_compiler_p,
3283 suggest_attribute, warn_function_pure, warn_function_const):
3285 (check_call): Improve debug info.
3286 (analyze_function): Do not check availability.
3287 (add_new_function): Check availability.
3288 (propagate): Output warnings.
3289 (skip_function_for_local_pure_const): New function.
3290 (local_pure_const): Use it; output warnings.
3291 * common.opt (Wsuggest-attribute=const,
3292 Wsuggest-attribute=pure): New.
3294 2010-04-27 Jakub Jelinek <jakub@redhat.com>
3296 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
3297 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
3298 or DW_CFA_def_cfa_offset{,_sf}.
3300 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
3302 * tree.h: Fix truncated long macros.
3304 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
3306 * collect2.c (TARGET_64BIT): Redefine to target's default.
3307 * tlink.c: Likewise.
3308 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
3309 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
3310 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
3311 for underscoring __USER_LABEL_PREFIX__.
3312 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
3313 (SUB_LINK_ENTRY32): New.
3314 (SUB_LINK_ENTRY64): New.
3315 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
3316 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
3317 (SUB_LINK_ENTRY64): New.
3318 (SUB_LINK_ENTRY): New.
3319 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
3320 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
3321 x64 target is choosen.
3322 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
3323 * configure: Regenerated.
3324 * configure.ac (leading-mingw64-underscores): Option added.
3326 2010-04-27 Jan Hubicka <jh@suse.cz>
3328 * doc/invoke.texi (-fipa-profile): Document.
3329 * opts.c (decode_options): Enable ipa-profile at -O1.
3330 * timevar.def (TV_IPA_PROFILE): Define.
3331 * common.opt (fipa-profile): Add.
3332 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
3334 (cgraph_propagate_frequency): Handle only local ones.
3335 * tree-pass.h (pass_ipa_profile): Declare.
3336 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
3337 (pass_ipa_profile): Use TV_IPA_PROFILE.
3338 * ipa.c (ipa_profile): New function.
3339 (gate_ipa_profile): Likewise.
3340 (pass_ipa_profile): New global variable.
3341 * passes.c (pass_ipa_profile): New.
3343 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
3345 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
3347 2010-04-27 Martin Jambor <mjambor@suse.cz>
3350 * ipa.c (dissolve_same_comdat_group_list): New function.
3351 (function_and_variable_visibility): Call
3352 dissolve_same_comdat_group_list when comdat group contains external or
3354 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
3355 lists are circular and that they contain only DECL_ONE_ONLY nodes.
3357 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
3359 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
3360 (const_hash_1) <VECTOR_CST>: New case.
3361 (compare_constant) <VECTOR_CST>: Likewise.
3362 <ADDR_EXPR>: Deal with LABEL_REFs.
3363 (copy_constant) <VECTOR_CST>: New case.
3365 2010-04-27 Jan Hubicka <jh@suse.cz>
3367 * cgraph.c (cgraph_propagate_frequency): New function.
3368 * cgraph.h (cgraph_propagate_frequency): Declare.
3369 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
3370 cgraph_propagate_frequency.
3372 2010-04-27 Jakub Jelinek <jakub@redhat.com>
3374 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
3376 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
3379 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
3380 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
3381 here to determine which regs to push and how much stack to reserve.
3383 2010-04-27 Jie Zhang <jie@codesourcery.com>
3385 * doc/gimple.texi (gimple_statement_with_ops): Remove
3386 addresses_taken field.
3387 (gimple_statement_with_memory_ops): Likewise.
3389 2010-04-27 Jan Hubicka <jh@suse.cz>
3391 * tree-inline.c (eni_inlining_weights): Remove.
3392 (estimate_num_insns): Special case more builtins.
3394 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
3397 * c-typeck.c (build_binary_op): Move forward check for comparison
3398 pointer with null pointer constant and adjust the diagnostic message.
3400 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
3403 * configure.ac (gcc_cv_as_section_has_align): Set if installed
3404 binutils supports extended .section directive needed by LTO, or
3405 warn if older binutils found.
3406 (LTO_BINARY_READER): New AC_SUBST'd variable.
3407 (LTO_USE_LIBELF): Likewise.
3408 * gcc/config.gcc (lto_binary_reader): New target-specific configure
3410 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
3411 (LTO_USE_LIBELF): Likewise.
3412 * configure: Regenerate.
3414 * collect2.c (is_elf): Rename from this ...
3415 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
3416 object files in addition to ELF-formatted ones.
3417 (scan_prog_file): Caller updated. Also allow for LTO info marker
3418 symbol to be prefixed or not by an extra underscore.
3420 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
3421 * config/i386/winnt.c: Also #include lto-streamer.h
3422 (i386_pe_asm_named_section): Specify 1-byte section alignment for
3424 (i386_pe_asm_output_aligned_decl_common): Add comment.
3425 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
3427 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
3430 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
3431 Add missing earlyclobber for second alternative.
3433 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
3435 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
3436 bits for artificial defs at the top of the block.
3437 * fwprop.c (single_def_use_enter_block): Don't call it.
3439 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
3442 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
3443 instead of "$gcc_cv_objdump -T".
3444 Use "-undefined dynamic_lookup" on darwin.
3445 * gcc/configure: Regenerate.
3447 2010-04-26 Jakub Jelinek <jakub@redhat.com>
3450 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
3452 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
3454 * c-parser.c (struct c_token): Move location field up.
3455 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
3456 (struct c_declspecs): Convert typespec_word, storage_class, and
3457 default_int_p into bitfields.
3458 (struct c_declarator): Move loc field up.
3460 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
3462 * cfgloop.h (struct loop): Move can_be_parallel field up.
3463 * ipa-prop.h (struct ip_node_params): Move bitfields up.
3464 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
3466 (struct iv_cand): Convert pos field into a bitfield.
3467 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
3469 (struct _stmt_vec_info): Shuffle fields for better packing.
3471 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
3473 * varasm.c (IN_NAMED_SECTION): Remove guard.
3474 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
3475 (IN_NAMED_SECTION_P): ...this.
3476 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
3477 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
3479 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
3481 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
3482 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
3483 of shadowing it. Fix comments.
3485 2010-04-26 Jan Hubicka <jh@suse.cz>
3487 * cgraph.c (cgraph_create_node): Set node frequency to normal.
3488 (cgraph_clone_node): Copy function frequency.
3489 * cgraph.h (node_frequency): New enum
3490 (struct cgraph_node): Add.
3491 * final.c (rest_of_clean_state): Update.
3492 * lto-cgraph.c (lto_output_node): Output node frequency.
3493 (input_overwrite_node): Input node frequency.
3494 * tre-ssa-loop-ivopts (computation_cost): Update.
3495 * lto-streamer-out.c (output_function): Do not output function
3497 * predict.c (maybe_hot_frequency_p): Update and handle functions
3499 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
3501 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
3502 (compute_function_frequency): Set noreturn functions to be executed
3504 (choose_function_section): Update.
3505 * lto-streamer-in.c (input_function): Do not input function frequency.
3506 * function.c (allocate_struct_function): Do not initialize function
3508 * function.h (function_frequency): Remove.
3509 (struct function): Remove function frequency.
3510 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
3511 (try_update): Update.
3512 * tree-inline.c (initialize_cfun): Do not update function frequency.
3513 * passes.c (pass_init_dump_file): Update.
3514 * i386.c (ix86_compute_frame_layout): Update.
3515 (ix86_pad_returns): Update.
3517 2010-04-26 Jie Zhang <jie@codesourcery.com>
3519 PR tree-optimization/43833
3520 * tree-vrp.c (range_int_cst_p): New.
3521 (range_int_cst_singleton_p): New.
3522 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
3523 when both operands are constants. Use range_int_cst_p in
3526 2010-04-26 Jan Hubicka <jh@suse.cz>
3528 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
3530 2010-04-26 Richard Guenther <rguenther@suse.de>
3533 * gimple.c (gimple_decl_printable_name): Deal gracefully
3534 with a NULL DECL_NAME.
3536 2010-04-26 Richard Guenther <rguenther@suse.de>
3539 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
3540 if emitting debug information and it is either a function
3541 or a namespace decl.
3543 2010-04-26 Ira Rosen <irar@il.ibm.com>
3545 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
3546 determine if the statement is vectorizable, and a macro to access it.
3547 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3548 Skip statements that can't be vectorized. If the analysis fails,
3549 mark the statement as unvectorizable if vectorizing basic block.
3550 (vect_compute_data_refs_alignment): Likewise.
3551 (vect_verify_datarefs_alignment): Skip statements marked as
3552 unvectorizable. Add print.
3553 (vect_analyze_group_access): Skip statements that can't be
3554 vectorized. If the analysis fails, mark the statement as
3555 unvectorizable if vectorizing basic block.
3556 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
3557 * tree-vect-stmts.c (vectorizable_store): Fix the number of
3558 generated stmts for SLP.
3559 (new_stmt_vec_info): Initialize the new field.
3560 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
3561 statements marked as unvectorizable.
3563 2010-04-25 Joseph Myers <joseph@codesourcery.com>
3565 * c-common.c (flag_isoc1x): New.
3566 (flag_isoc99): Update comment.
3567 * c-common.h (flag_isoc1x): New.
3568 (flag_isoc99): Update comment.
3569 * c-cppbuiltin.c (builtin_define_float_constants): Also define
3570 __<type>_DECIMAL_DIG__.
3571 * c-opts.c (set_std_c1x): New.
3572 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
3573 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
3574 * c.opt (-std=c1x, -std=gnu1x): New options.
3575 * doc/cpp.texi: Mention -std=c1x.
3576 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
3577 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
3578 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
3579 * doc/standards.texi: Mention C1X.
3580 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
3581 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
3582 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
3585 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
3587 * config/i386/gmon-sol2.c (_mcleanup): Change format string
3588 placeholder from 0x%x to %#x.
3589 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
3590 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
3591 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
3592 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
3593 * config/i386/i386.c (ix86_target_string): Ditto.
3594 (output_pic_addr_const): Ditto.
3595 (print_operand): Ditto.
3597 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
3599 * combine.c (find_split_point): Add third argument. Use it
3600 to find nested multiply-accumulate instructions. Adjust calls.
3601 (try_combine): Adjust call to find_split_point.
3603 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
3605 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
3607 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
3609 PR tree-optimization/41442
3610 * fold-const.c (merge_truthop_with_opposite_arm): New function.
3611 (fold_binary_loc): Call it.
3613 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3615 * toplev.c (general_init): Set default for fdiagnostics-show-option.
3616 * opts.c (common_handle_option): Allow disabling it.
3617 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
3619 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
3621 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
3622 between modes if both types are integral.
3624 2010-04-23 Richard Guenther <rguenther@suse.de>
3626 PR tree-optimization/43572
3627 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
3629 2010-04-23 Richard Guenther <rguenther@suse.de>
3632 * tree-inline.c (tree_can_inline_p): Also check compatibility
3635 2010-04-23 Martin Jambor <mjambor@suse.cz>
3637 PR tree-optimization/43846
3638 * tree-sra.c (struct access): New flag grp_assignment_read.
3639 (build_accesses_from_assign): Set grp_assignment_read.
3640 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
3641 (enum mark_read_status): New type.
3642 (analyze_access_subtree): Propagate grp_assignment_read, create
3643 accesses also if both direct_read and root->grp_assignment_read.
3645 2010-04-23 Martin Jambor <mjambor@suse.cz>
3648 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
3649 function does not have type attributes.
3651 2010-04-23 Richard Guenther <rguenther@suse.de>
3654 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
3657 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3659 * sese.h (create_if_region_on_edge): Remove.
3661 * sese.c (create_if_region_on_edge): Make static.
3663 * tree-inline.c: Do not include ggc.h.
3665 * expr.c: Do not include ggc.h.
3667 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
3670 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
3673 * config/sh/sh.c (find_barrier): Don't emit a constant pool
3674 in the middle of insns for casesi_worker_2.
3676 2010-04-22 David Edelsohn <edelsohn@gnu.org>
3678 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
3680 2010-04-22 Ira Rosen <irar@il.ibm.com>
3682 PR tree-optimization/43842
3683 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
3684 loop unrolling in update of exit phis. Fix comment.
3685 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
3686 least two reduction statements in the loop before starting SLP
3689 2010-04-22 Nick Clifton <nickc@redhat.com>
3691 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
3693 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
3695 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
3698 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3700 * tree-parloops.c (loop_parallel_p): New argument
3701 parloop_obstack. Pass it down.
3702 (parallelize_loops): New variable parloop_obstack. Initialize it,
3703 pass it down, free it.
3705 * tree-loop-linear.c (linear_transform_loops): Pass down
3708 * tree-data-ref.h (lambda_compute_access_matrices): New argument
3709 of type struct obstack *.
3711 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
3712 scratch_obstack. Initialize it, pass down, free it.
3714 * lambda.h (lambda_loop_new): Remove.
3715 (lambda_matrix_new, lambda_matrix_inverse)
3716 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
3717 argument of type struct obstack *.
3719 * lambda-trans.c (lambda_trans_matrix_new): New argument
3720 lambda_obstack. Pass it down, use obstack allocation for ret.
3721 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
3724 * lambda-mat.c (lambda_matrix_get_column)
3725 (lambda_matrix_project_to_null): Remove.
3726 (lambda_matrix_new): New argument lambda_obstack. Use obstack
3728 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
3731 * lambda-code.c (lambda_loop_new): New function.
3732 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
3733 (lambda_compute_auxillary_space, lambda_compute_target_space)
3734 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
3735 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
3736 (build_access_matrix): New argument lambda_obstack. Use obstack
3738 (lambda_compute_step_signs, lambda_compute_access_matrices): New
3739 argument lambda_obstack. Pass it down.
3741 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
3743 * optabs.h (expand_widening_mult): Declare.
3745 2010-04-22 Richard Guenther <rguenther@suse.de>
3747 PR tree-optimization/43845
3748 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
3749 lookup the CALL_EXPR function and arguments.
3751 2010-04-22 Nick Clifton <nickc@redhat.com>
3753 * config/stormy16/stormy16.c
3754 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
3755 * config/stormy16/stormy16.h: Tidy up formatting.
3756 (DONT_USE_BUILTIN_SETJMP): Remove definition.
3757 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
3758 (ineqbranchsi): Delete pattern.
3759 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
3760 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
3761 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
3762 stormy16-lib2-ucmpsi2.c.
3764 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
3766 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
3767 df_simulate_find_noclobber_defs as appropriate. Keep track of an
3768 extra set merge_set_noclobber, and use it to relax the final test
3770 * df.h (df_simulate_find_noclobber_defs): Declare.
3771 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
3773 (df_simulate_find_noclobber_defs): New function.
3775 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
3777 * config/i386/i386.md: Use {} around multi-line preparation statements.
3779 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3781 * c-tree.h (push_init_level, pop_init_level, set_init_index)
3782 (process_init_element): New argument of type struct obstack *.
3784 * c-typeck.c (push_init_level, pop_init_level, set_designator)
3785 (set_init_index, set_init_label, set_nonincremental_init)
3786 (set_nonincremental_init_from_string, find_init_member)
3787 (output_init_element, output_pending_init_elements)
3788 (process_init_element): New argument braced_init_obstack. Pass it
3790 (push_range_stack, add_pending_init): New argument
3791 braced_init_obstack. Use obstack allocation.
3793 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
3794 braced_init_obstack. Pass it down.
3795 (c_parser_braced_init): New variables ret, braced_init_obstack.
3796 Initialize obstack, pass it down and finally free it.
3798 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
3801 * tree-pass.h (pass_optimize_widening_mul): Declare.
3802 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
3803 gate_optimize_widening_mul): New static functions.
3804 (pass_optimize_widening_mul): New.
3805 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
3806 <case MULT_EXPR>: Remove support for widening multiplies.
3807 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
3808 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
3809 simplify_gen_unary rather than directly building extensions.
3810 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
3812 * expmed.c (expand_widening_mult): New function.
3813 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
3815 2010-04-21 Jan Hubicka <jh@suse.cz>
3817 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
3818 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
3819 * lto-wpa-fixup.c: Remove.
3820 * Makefile.in (lto-wpa-fixup.o): Remove.
3821 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
3822 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
3823 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
3825 2010-04-21 Jan Hubicka <jh@suse.cz>
3827 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
3828 add write_optimization_summary, read_optimization_summary.
3829 (ipa_write_summaries_of_cgraph_node_set): Remove.
3830 (ipa_write_optimization_summaries): Declare.
3831 (ipa_read_optimization_summaries): Declare.
3832 * ipa-cp.c (pass_ipa_cp): Update.
3833 * ipa-reference.c (pass_ipa_reference): Update.
3834 * ipa-pure-const.c (pass_ipa_pure_const): Update.
3835 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
3837 * ipa-inline.c (pass_ipa_inline): Update.
3838 * ipa.c (pass_ipa_whole_program): Update.
3839 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
3840 * passes.c (ipa_write_summaries_1): Do not test wpa.
3841 (ipa_write_optimization_summaries_1): New.
3842 (ipa_write_optimization_summaries): New.
3843 (ipa_read_summaries): Do not test ltrans.
3844 (ipa_read_optimization_summaries_1): New.
3845 (ipa_read_optimization_summaries): New.
3847 2010-04-21 Jan Hubicka <jh@suse.cz>
3849 * lto-cgraph.c (lto_output_node): Do not output comdat groups
3851 (output_cgraph): Do not arrange comdat groups for boundary nodes.
3853 2010-04-21 Jakub Jelinek <jakub@redhat.com>
3856 * dwarf2out.c (add_name_and_src_coords_attributes): Add
3857 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
3859 2010-04-21 Jan Hubicka <jh@suse.cz>
3861 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
3863 2010-04-21 Jan Hubicka <jh@suse.cz>
3865 * varpool.c (decide_is_variable_needed): Variable is always needed
3868 2010-04-21 Jan Hubicka <jh@suse.cz>
3870 * opts.c (decode_options): Enable pure-const pass for whopr.
3872 2010-04-21 Jan Hubicka <jh@suse.cz>
3874 * cgraph.c (dump_cgraph_node): Dump also assembler name.
3875 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
3877 (cgraph_decide_inlining): Do not expect callee to be removed in all
3880 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
3882 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
3884 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
3886 * config/i386/i386.md (x86_shrd): Add athlon_decode and
3887 amdfam10_decode attributes.
3889 2010-04-21 Jakub Jelinek <jakub@redhat.com>
3892 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
3893 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
3894 (lower_copyprivate_clauses): Use private var in outer
3895 context instead of original var. Make sure the types
3896 are correct for VLAs.
3898 2010-04-21 Richard Guenther <rguenther@suse.de>
3900 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
3901 to non-pointer objects.
3903 2010-04-21 Jakub Jelinek <jakub@redhat.com>
3905 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
3906 last chain entry if it starts with the still current label.
3907 (add_location_or_const_value_attribute): Check that
3908 loc_list->first->next is NULL instead of comparing ->first with ->last.
3909 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
3910 to add_var_loc_to_decl.
3912 * dwarf2out.c (output_call_frame_info): For dw_cie_version
3913 >= 4 add also address size and segment size fields into CIE header.
3915 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
3916 long as address size is the same as sizeof (void *) and
3918 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
3919 address size or segment size is unexpected, return DW_EH_PE_omit.
3920 (classify_object_over_fdes): If get_cie_encoding returned
3921 DW_EH_PE_omit, return -1.
3922 (init_object): If classify_object_over_fdes returned -1,
3923 pretend there were no FDEs at all.
3925 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
3927 * config/i386/i386.md (bswap<mode>2): Macroize expander from
3928 bswap{si,di}2 using SWI48 mode iterator.
3929 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
3930 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
3931 set modrm attribute of bswap insn to 0 and remove length attribute.
3932 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
3933 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
3934 set mode attribute to <MODE> and remove length attribute.
3936 2010-04-20 James E. Wilson <wilson@codesourcery.com>
3938 PR rtl-optimization/43520
3939 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
3940 zero available registers.
3942 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3944 * builtins.c (fold_builtin_cproj): Fold more cases.
3946 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3948 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
3949 (fold_builtin_1): Fold builtin cproj.
3950 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
3951 Use ATTR_CONST_NOTHROW_LIST.
3953 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
3955 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
3956 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
3957 ffsi2_no_cmove for !TARGET_CMOVE.
3958 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
3959 (ffssi2): Remove expander.
3960 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
3962 (ctz<mode>2): Ditto from ctz{si,di}2.
3963 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
3965 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
3968 2010-04-20 Jakub Jelinek <jakub@redhat.com>
3970 * dwarf2out.c (AT_linkage_name): Define.
3971 (clone_as_declaration): Handle DW_AT_linkage_name.
3972 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
3973 of DW_AT_MIPS_linkage_name.
3974 (move_linkage_attr): Likewise.
3975 (dwarf2out_finish): Likewise.
3977 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
3980 * fold-const.c (fold_comparison): New folding rule.
3982 2010-04-20 Anatoly Sokolov <aesok@post.ru>
3984 * double-int.h (double_int_setbit): Declare.
3985 * double-int.c (double_int_setbit): New function.
3986 * rtl.h (immed_double_int_const): Declare.
3987 * emit-rtl.c (immed_double_int_const): New function.
3988 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
3989 and immed_double_int_const functions.
3990 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
3991 expand_copysign_bit): (Ditto.).
3992 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
3993 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
3994 * dojump.c (prefer_and_bit_test): (Ditto.).
3995 * expr.c (convert_modes, reduce_to_bit_field_precision,
3996 const_vector_from_tree): (Ditto.).
3997 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3999 2010-04-20 Jan Hubicka <jh@suse.cz>
4001 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
4002 (dump_cgraph_node): Dump new flags.
4003 * cgraph.h (struct cgraph_node): Add flags
4004 reachable_from_other_partition and in_other_partition.
4005 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
4006 other partition can not be removed.
4007 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
4008 the other partition must be output; silence sanity checking on
4009 leaking functions bodies from other paritition.
4010 * lto-cgraph.c (reachable_from_other_partition_p): New function.
4011 (lto_output_node): Output new flags; do not sanity check that inline
4012 clones are output; drop lto_forced_extern_inline_p code; do not mock
4013 visibility flags at partition boundaries.
4014 (add_node_to): New function.
4015 (output_cgraph): Use it to sort functions so masters appear before
4017 (input_overwrite_node): Input new flags.
4018 * passes.c (ipa_write_summaries): Do not call
4019 lto_new_extern_inline_states.
4020 * lto-section-out.c (forced_extern_inline,
4021 lto_new_extern_inline_states lto_delete_extern_inline_states,
4022 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
4023 * lto-streamer.h (lto_new_extern_inline_states,
4024 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
4025 lto_forced_extern_inline_p): Kill.
4027 2010-04-20 Richard Guenther <rguenther@suse.de>
4029 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
4030 from vars that can have pointers.
4031 (process_constraint): Dump useless constraints.
4033 2010-04-20 Richard Guenther <rguenther@suse.de>
4035 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
4036 (dump_sa_points_to_info): Remove asserts.
4037 (init_base_vars): nothing_id isn't an escape point nor does it
4040 2010-04-20 Jakub Jelinek <jakub@redhat.com>
4042 * tree.h (TYPE_REF_IS_RVALUE): Define.
4043 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
4044 should_move_die_to_comdat, prune_unused_types_walk): Handle
4045 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
4046 (modified_type_die, gen_reference_type_die): Emit
4047 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
4048 if TYPE_REF_IS_RVALUE and -gdwarf-4.
4050 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4053 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
4054 calls for -fpic -m31 if they have been sibcall optimized.
4056 2010-04-19 James E. Wilson <wilson@codesourcery.com>
4058 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
4059 ar.lc fixed and call-used.
4061 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
4063 2010-04-19 Jan Hubicka <jh@suse.cz>
4065 * opts.c (decode_options): Disable whpr incompatible passes.
4066 * lto/lto.c (lto_1_to_1_map): Skip clones.
4067 (read_cgraph_and_symbols): Do not mark everything as needed.
4068 (do_whole_program_analysis): Do map only after optimizing;
4069 set proper cgraph_state; use passmanager.
4071 2010-04-19 DJ Delorie <dj@redhat.com>
4073 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
4074 POINTER_PLUS_EXPR and fix them.
4076 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
4078 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
4079 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
4080 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
4081 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
4082 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
4083 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
4084 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
4085 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
4086 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
4087 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
4088 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
4090 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
4092 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
4093 (check_cond_move_block): Likewise.
4094 (cond_move_process_if_block): Likewise.
4095 (noce_find_if_block): Improve formatting.
4096 (find_if_header): Pass 0 to memset and tweak conditions.
4097 (cond_exec_find_if_block): Fix long lines and tweak conditions.
4099 2010-04-19 Jakub Jelinek <jakub@redhat.com>
4101 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
4105 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
4106 with non-local decl doesn't need chain.
4108 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
4110 * ira-color.c (allocno_reload_assign): Avoid accumulating
4111 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
4113 2010-04-19 Martin Jambor <mjambor@suse.cz>
4115 * gimple.h (create_tmp_reg): Declare.
4116 * gimplify.c (create_tmp_reg): New function.
4117 (gimplify_return_expr): Use create_tmp_reg.
4118 (gimplify_omp_atomic): Likewise.
4119 (gimple_regimplify_operands): Likewise.
4120 * tree-dfa.c (make_rename_temp): Likewise.
4121 * tree-predcom.c (predcom_tmp_var): Likewise.
4122 (reassociate_to_the_same_stmt): Likewise.
4123 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
4124 (get_replaced_param_substitute): Likewise.
4125 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
4126 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
4127 * tree-ssa-pre.c (get_representative_for): Likewise.
4128 (create_expression_by_pieces): Likewise.
4129 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
4130 (create_tailcall_accumulator): Likewise.
4132 2010-04-19 Martin Jambor <mjambor@suse.cz>
4134 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
4136 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
4138 2010-04-19 Richard Guenther <rguenther@suse.de>
4140 PR tree-optimization/43796
4141 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
4142 from SCEV in the lattice.
4143 (vrp_visit_phi_node): Dump change.
4145 2010-04-19 Richard Guenther <rguenther@suse.de>
4147 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
4148 * configure: Re-generated.
4150 2010-04-19 Richard Guenther <rguenther@suse.de>
4152 PR tree-optimization/43783
4153 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
4154 constant ARRAY_REF operands two and three if possible.
4156 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
4159 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
4161 2010-04-19 Jie Zhang <jie@codesourcery.com>
4164 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
4166 2010-04-19 Ira Rosen <irar@il.ibm.com>
4168 PR tree-optimization/37027
4169 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
4170 and macro to access it.
4171 (vectorizable_reduction): Add argument.
4172 (vect_get_slp_defs): Likewise.
4173 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
4174 statements for possible use in SLP.
4175 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
4176 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
4177 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
4179 (vectorizable_reduction): Likewise.
4180 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
4182 (vectorizable_type_demotion, vectorizable_type_promotion,
4183 vectorizable_store): Likewise.
4184 (vect_analyze_stmt): Update call to vectorizable_reduction.
4185 (vect_transform_stmt): Likewise.
4186 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
4187 (vect_build_slp_tree): Fix indentation. Check that there are no loads
4188 from different interleaving chains in same node.
4189 (vect_slp_rearrange_stmts): New function.
4190 (vect_supported_load_permutation_p): Allow load permutations for
4191 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
4192 inside SLP nodes if necessary.
4193 (vect_analyze_slp_instance): Handle reductions.
4194 (vect_analyze_slp): Try to build SLP instances originating from groups
4196 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
4197 (vect_get_constant_vectors): Create initial vectors for reductions
4198 according to reduction code. Add new argument.
4199 (vect_get_slp_defs): Add new argument, pass it to
4200 vect_get_constant_vectors.
4201 (vect_schedule_slp_instance): Remove SLP tree root statements.
4203 2010-04-19 Jakub Jelinek <jakub@redhat.com>
4205 * tree.h (ENUM_IS_SCOPED): Define.
4206 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
4207 for ENUM_IS_SCOPED enums.
4209 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
4211 * fold-const.c (fold_comparison): Use ssizetype.
4212 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
4213 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
4214 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
4215 * tree-object-size.c (compute_object_sizes): Use size_type_node.
4217 * tree.h (initialize_sizetypes): Remove parameter.
4218 (build_common_tree_nodes): Remove second parameter.
4219 * stor-layout.c (initialize_sizetypes): Remove parameter.
4220 Always create an unsigned type.
4221 (set_sizetype): Assert that the passed type is unsigned and simplify.
4222 * tree.c (build_common_tree_nodes): Remove second parameter.
4223 Adjust call to initialize_sizetypes.
4224 * c-decl.c (c_init_decl_processing): Remove second argument in call to
4225 build_common_tree_nodes.
4227 2010-04-18 Matthias Klose <doko@ubuntu.com>
4229 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
4231 2010-04-18 Ira Rosen <irar@il.ibm.com>
4233 PR tree-optimization/43771
4234 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
4235 load permutation doesn't have gaps.
4237 2010-04-18 Jan Hubicka <jh@suse.cz>
4239 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
4240 (sse_prologue_save_insn expander): Use new pattern.
4241 (sse_prologue_save_insn1): New pattern and splitter.
4242 (sse_prologue_save_insn): Update to deal also with 64bit aligned
4244 * i386.c (setup_incoming_varargs_64): Do not compute jump
4246 (ix86_gimplify_va_arg): Update alignment needed.
4247 (ix86_local_alignment): Do not align all local arrays to 128bit.
4249 2010-04-17 Jan Hubicka <jh@suse.cz>
4251 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
4253 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
4255 * arm.md (negdi2): Remove redundant code to force values into a
4258 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
4260 * arm/bpabi.S: Add EABI alignment attributes to objects.
4261 * arm/bpabi-v6m.S: Likewise.
4262 * arm/crti.asm: Likewise.
4263 * arm/crtn.asm: Likewise.
4264 * arm/lib1funcs.asm: Likewise.
4265 * arm/libunwind.S: Likewise.
4267 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
4269 * arm-protos.h (tune_params): New structure.
4270 * arm.c (current_tune): New variable.
4271 (arm_constant_limit): Delete.
4272 (struct processors): Add pointer to the tune parameters.
4273 (arm_slowmul_tune): New tuning option.
4274 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
4275 (all_cores): Adjust to pick up the tuning model.
4276 (arm_constant_limit): New function.
4277 (arm_override_options): Select the appropriate tuning model. Delete
4278 initialization of arm_const_limit.
4279 (arm_split_constant): Use the new constant-limit model.
4280 (arm_rtx_costs): Pick up the current tuning model.
4281 * arm.md (is_strongarm, is_xscale): Delete.
4282 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
4283 for Xscale variant architectures.
4284 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
4286 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4288 * config/arm/arm.c (arm_gen_constant): Remove unused variable
4290 (arm_rtx_costs_1): Remove unused variable extra_cost.
4291 (arm_unwind_emit_set): Use variable offset.
4292 (thumb1_output_casesi): Remove unused variable flags.
4294 2010-04-16 Jeff Law <law@redhat.com>
4296 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
4297 needing assignment rather than doing a two-phase assignment. Remove
4298 unused variable 'm'.
4300 2010-04-16 Jakub Jelinek <jakub@redhat.com>
4303 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
4305 2010-04-16 Doug Kwan <dougkwan@google.com>
4307 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
4308 (next_operand_entry_id): New static variable.
4309 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
4310 (add_to_ops_vec): Assigned unique ID to operand entry.
4311 (struct oecount_s): New field ID.
4312 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
4313 (undistribute_ops_list): Assign unique IDs to oecounts.
4314 (init_reassoc): reset next_operand_entry_id.
4316 2010-04-16 Doug Kwan <dougkwan@google.com>
4318 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
4319 missing left parenthesis.
4321 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
4323 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
4324 *btdi_rex64 using SWI48 mode iterator.
4325 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
4326 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
4327 *jcc_btdi_mask_rex64.
4329 2010-04-16 Anatoly Sokolov <aesok@post.ru>
4331 * double-int.h (tree_to_double_int): Convert to macro.
4332 * double-int.c (tree_to_double_int): Remove.
4334 2010-04-16 Jakub Jelinek <jakub@redhat.com>
4337 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
4338 with want_address 2 and in case a single element list might be
4339 possible, call it again with want_address 0.
4341 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4343 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
4344 case 'W' print operands for HI mode.
4345 * config/h8300/h8300.h (Y0, Y2) : New constraints.
4346 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
4347 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
4348 * config/h8300/predicate.md (bit_register_indirect_operand): New.
4350 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
4352 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
4353 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
4354 #xx:3 and #xx:4 mode.
4356 * config/h8300/h8300.md (inverted load with HImode dest): Add
4357 support for H8300SX.
4359 * config/h8300/predicate.md (bit_operand): Allow immediate values that
4360 satisfy 'U' constraint.
4362 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4364 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
4365 * configure: Regenerate.
4366 * config.in: Regenerate.
4367 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
4370 2010-04-16 Richard Guenther <rguenther@suse.de>
4372 * tree.h (struct tree_decl_minimal): Move pt_uid ...
4373 (struct tree_decl_common): ... here.
4374 (DECL_PT_UID): Adjust.
4375 (SET_DECL_PT_UID): Likewise.
4376 (DECL_PT_UID_SET_P): Likewise.
4378 2010-04-16 Richard Guenther <rguenther@suse.de>
4380 PR tree-optimization/43572
4381 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
4382 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
4383 * tree-flow.h (is_call_clobbered): Remove.
4384 * tree-flow-inline.h (is_call_clobbered): Likewise.
4385 * tree-dfa.c (dump_variable): Do not dump call clobber state.
4386 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
4387 (execute_return_slot_opt): Adjust.
4388 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
4389 check for call clobbered vars here.
4390 (find_tail_calls): Move tailcall verification to the
4393 2010-04-16 Diego Novillo <dnovillo@google.com>
4395 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
4397 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
4400 * config/arm/arm.md (cbranchqi4): New pattern.
4401 * config/arm/predicates.md (const0_operand,
4402 cbranchqi4_comparison_operator): New predicates.
4404 2010-04-16 Richard Guenther <rguenther@suse.de>
4406 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
4407 (dump_gimple_stmt): Likewise.
4409 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
4411 * recog.h (struct recog_data): New field is_operator.
4412 (struct insn_operand_data): New field is_operator.
4413 * recog.c (extract_insn): Set recog_data.is_operator.
4414 * genoutput.c (output_operand_data): Emit code to set the
4416 * reload.c (find_reloads): Use it rather than testing for an
4417 empty constraint string.
4420 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
4421 If the previous insn is a cbranchsi4_insn with the same arguments,
4422 omit the compare instruction.
4424 * config/arm/arm.md (addsi3_cbranch): If destination is a high
4425 register, inputs must be low registers and we need a low register
4426 scratch. Handle alternative 2 like alternative 3.
4428 2010-04-16 Jakub Jelinek <jakub@redhat.com>
4430 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
4431 don't call get_addr on both. If one expression is a VALUE and
4432 the other a REG, check VALUE's locs if the REG isn't among them.
4434 2010-04-16 Christian Bruel <christian.bruel@st.com>
4436 * config/sh/sh.h (sh_frame_pointer_required): New function.
4437 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
4438 (flag_omit_frame_pointer) Set.
4439 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
4440 (rounded_frame_size): Adjust size with outgoing_args_size.
4441 (sh_set_return_address): Must return from stack pointer.
4442 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
4443 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
4444 (ACCUMULATE_OUTGOING_ARGS): Define.
4445 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
4446 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
4448 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
4451 * config/sh/sh.c (sh_legitimize_reload_address): Use
4452 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
4453 Remove a unneeded check for offset_base.
4455 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
4457 * configure: Regenerated.
4459 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4461 * config/s390/s390.c (s390_call_save_register_used): Switch back
4462 to HARD_REGNO_NREGS.
4464 2010-04-15 Richard Guenther <rguenther@suse.de>
4466 * alias.c (alias_set_subset_of): Handle alias-set zero
4469 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
4470 Julian Brown <julian@codesourcery.com>
4472 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
4473 alternatives according to use of high and low regs.
4474 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
4475 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
4476 optimizing for size on Thumb-2.
4478 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
4480 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
4482 2010-04-15 Richard Guenther <rguenther@suse.de>
4484 * tree-ssa-structalias.c (struct variable_info): Add
4486 (new_var_info): Initialize it.
4487 (dump_constraints): Support printing last added constraints.
4488 (debug_constraints): Adjust.
4489 (dump_constraint_graph): Likewise.
4490 (make_heapvar_for): Check for NULL cfun.
4491 (get_function_part_constraint): New function.
4492 (get_fi_for_callee): Likewise.
4493 (find_func_aliases): Properly implement IPA PTA constraints.
4494 (process_ipa_clobber): New function.
4495 (find_func_clobbers): Likewise.
4496 (insert_into_field_list_sorted): Remove.
4497 (create_function_info_for): Properly allocate vars for IPA mode.
4498 Do not use insert_into_field_list_sorted.
4499 (create_variable_info_for): Properly generate constraints for
4500 global vars in IPA mode.
4501 (dump_solution_for_var): Always dump the solution.
4502 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
4503 (find_what_var_points_to): Adjust.
4504 (pt_solution_set): Change.
4505 (pt_solution_ior_into): New function.
4506 (pt_solution_empty_p): Export.
4507 (pt_solution_includes_global): Adjust.
4508 (pt_solution_includes_1): Likewise.
4509 (pt_solutions_intersect_1): Likewise.
4510 (dump_sa_points_to_info): Check some invariants.
4511 (solve_constraints): Move constraint dumping ...
4512 (compute_points_to_sets): ... here.
4513 (ipa_pta_execute): ... and here.
4514 (compute_may_aliases): Do not re-compute points-to info
4515 locally if IPA info is available.
4516 (ipa_escaped_pt): New global var.
4517 (ipa_pta_execute): Properly implement IPA PTA.
4518 * tree-into-ssa.c (dump_decl_set): Support dumping
4519 decls not in referenced-vars.
4520 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
4521 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
4522 (dump_points_to_solution): Likewise.
4523 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
4524 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
4525 (remap_gimple_stmt): Reset call clobber/use information if necessary.
4526 (copy_decl_to_var): Copy DECL_PT_UID.
4527 (copy_result_decl_to_var): Likewise.
4528 * tree.c (make_node_stat): Initialize DECL_PT_UID.
4529 (copy_node_stat): Copy it.
4530 * tree.h (DECL_PT_UID): New macro.
4531 (SET_DECL_PT_UID): Likewise.
4532 (DECL_PT_UID_SET_P): Likewise.
4533 (struct tree_decl_minimal): Add pt_uid member.
4534 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
4535 (pt_solution_empty_p): Declare.
4536 (pt_solution_set): Adjust.
4537 (ipa_escaped_pt): Declare.
4538 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
4539 * gimple-pretty-print.c (pp_points_to_solution): New function.
4540 (dump_gimple_call): Dump call clobber/use information.
4541 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
4542 * tree-pass.h (TDF_ALIAS): New dump option.
4543 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
4544 * doc/invoke.texi (-fipa-pta): Update documentation.
4546 2010-04-15 Richard Guenther <rguenther@suse.de>
4548 * Makefile.in (OBJS-common): Add gimple-fold.o.
4549 (gimple-fold.o): New rule.
4550 * tree.h (maybe_fold_offset_to_reference,
4551 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
4553 * gimple.h: ... here.
4554 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
4555 may_propagate_address_into_dereference): Move prototypes ...
4556 * gimple.h: ... here.
4557 * tree-ssa-ccp.c (get_symbol_constant_value,
4558 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
4559 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
4560 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
4561 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
4562 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
4563 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
4564 gimplify_and_update_call_from_tree): Move ...
4565 * gimple-fold.c: ... here. New file.
4566 (ccp_fold_builtin): Rename to ...
4567 (gimple_fold_builtin): ... this.
4568 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
4570 2010-04-15 Richard Guenther <rguenther@suse.de>
4572 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
4573 fit_double_type, force_fit_type_double, add_double_with_sign,
4574 neg_double, mul_double_with_sign, lshift_double, rshift_double,
4575 lrotate_double, rrotate_double, div_and_round_double): Move ...
4576 * double-int.c: ... here.
4577 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
4578 add_double, neg_double, mul_double_with_sign, mul_double,
4579 lshift_double, rshift_double, lrotate_double, rrotate_double,
4580 div_and_round_double): Move prototypes ...
4581 * double-int.h: ... here.
4583 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
4586 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
4587 matching constraints to ensure inputs match the output.
4589 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
4592 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
4593 in an input-only operand.
4595 2010-04-15 Anatoly Sokolov <aesok@post.ru>
4597 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
4598 (double_int_not, double_int_lshift, double_int_rshift): Declare.
4599 (double_int_negative_p): Convert to static inline function.
4600 * double-int.c (double_int_lshift, double_int_lshift): New functions.
4601 (double_int_negative_p): Remove.
4602 * tree.h (lshift_double, rshift_double):
4603 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
4604 * fold-const.c (fold_convert_const_int_from_real,
4605 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
4606 (lshift_double): Change type of arith argument to bool.
4607 (rshift_double): Change type of arith argument to bool. Correct
4609 * expmed.c (mask_rtx, lshift_value): (Ditto.).
4611 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
4614 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
4615 at the start and end of the then/else blocks, and omit them from the
4617 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
4618 argument; all callers changed. Pass zero to old_insns_match_p instead.
4619 (flow_find_head_matching_sequence): New function.
4620 (old_insns_match_p): Check REG_EH_REGION notes for calls.
4621 * basic-block.h (flow_find_cross_jump,
4622 flow_find_head_matching_sequence): Declare functions.
4624 2010-04-14 Jason Merrill <jason@redhat.com>
4627 * c-common.c (attribute_takes_identifier_p): New fn.
4628 * c-common.h: Declare it.
4630 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4632 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
4634 (*udivmod<mode>4): Ditto.
4636 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4638 * config/i386/i386.md (maxmin_int): Rename code attribute from
4639 maxminiprefix and update all users.
4640 (maxmin_float): Ditto from maxminfprefix.
4641 (logic): Ditto from logicprefix.
4642 (absneg_mnemonic): Ditto from absnegprefix.
4643 * config/i386/mmx.md: Update all users of maxminiprefix,
4644 maxminfprefix and logicprefix for rename.
4645 * config/i386/sse.md: Ditto.
4646 * config/i386/sync.md (sync_<code><mode>): Update for
4649 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
4652 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
4653 warnings converted to errors.
4655 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4657 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
4658 used insn_type variable.
4659 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
4660 to avoid set-but-not-used warning.
4662 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4664 * df-core.c (df_ref_debug): Change format string placeholder
4666 * dwarf2asm.c (dw2_asm_output_data_raw,
4667 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
4668 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
4669 * dwarf2out.c (output_cfi, output_cfi_directive,
4670 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
4671 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
4673 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
4674 * print-rtl.c (print_rtx): Ditto.
4676 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4679 * builtins.c (expand_builtin_pow_root): New function to expand pow
4680 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
4681 series of sqrt and cbrt calls under -ffast-math.
4682 (expand_builtin_pow): Call it.
4684 2010-04-14 Michael Matz <matz@suse.de>
4686 PR tree-optimization/42963
4687 * tree-cfg.c (touched_switch_bbs): New static variable.
4688 (group_case_labels_stmt): New function broken out from ...
4689 (group_case_labels): ... here, use the above.
4690 (start_recording_case_labels): Allocate touched_switch_bbs.
4691 (end_recording_case_labels): Deallocate it, call
4692 group_case_labels_stmt.
4693 (gimple_redirect_edge_and_branch): Remember index of affected BB.
4695 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4697 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
4700 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4702 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
4704 2010-04-13 Jan Hubicka <jh@suse.cz>
4706 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
4707 of optimized out static functions.
4708 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
4709 cost computation. Also sanity check for overflows.
4710 (update_caller_keys): Update cgraph_edge_badness call; properly
4711 update fibheap and sanity check that it is up to date.
4712 (add_new_edges_to_heap): Update cgraph_edge_badness.
4713 (cgraph_decide_inlining_of_small_function): Likewise;
4714 add sanity checking that badness in heap is up to date;
4715 improve dumping of reason; Update badness of calls to the
4716 offline copy of function currently inlined; dump badness
4717 of functions not inlined because of unit growth limits.
4719 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
4722 * c-common.c (pointer_int_sum): Disregard overflow that occured only
4723 because of sign-extension change when converting to sizetype here...
4724 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
4726 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
4727 the folding to constants. Remove redundant final conversion.
4728 (fold_binary) <associate>: Do not associate if the re-association of
4729 constants alone overflows.
4730 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
4731 to the end of the list.
4732 (multiple_of_p) <COND_EXPR>: New case.
4734 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4736 * opt-functions.awk (opt_sanitized_name): New.
4738 * optc-gen.awk: Use it
4739 * opth-gen.awk: Use it.
4741 2010-04-13 Martin Jambor <mjambor@suse.cz>
4743 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
4744 (sra_modify_assign): Delete stmts loading dead data even if racc has no
4745 children. Call replace_uses_with_default_def_ssa_name to handle
4748 2010-04-13 Michael Matz <matz@suse.de>
4751 * builtins.c (expand_builtin_interclass_mathfn): Also create
4752 a register if the predicate doesn't match.
4754 2010-04-13 Diego Novillo <dnovillo@google.com>
4756 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
4757 * c-pch.c: Include timevar.h.
4758 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
4759 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
4760 * ggc-common.c: Include timevar.h.
4761 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
4762 * timevar.def (TV_PCH_SAVE): Define.
4763 (TV_PCH_CPP_SAVE): Define.
4764 (TV_PCH_PTR_REALLOC): Define.
4765 (TV_PCH_PTR_SORT): Define.
4766 (TV_PCH_RESTORE): Define.
4767 (TV_PCH_CPP_RESTORE): Define.
4769 2010-04-13 Michael Matz <matz@suse.de>
4771 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
4773 (can_reassociate_p): New function.
4774 (break_up_subtract_bb, reassociate_bb): Use it.
4776 2010-04-13 Richard Guenther <rguenther@suse.de>
4779 * builtins.c (c_readstr): Fix assert.
4781 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
4783 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
4784 when generating cltd insn.
4786 (*ashl<mode>3_1): Remove special handling for register operand 2.
4787 (*ashlsi3_1_zext): Ditto.
4788 (*ashlhi3_1): Ditto.
4789 (*ashlhi3_1_lea): Ditto.
4790 (*ashlqi3_1): Ditto.
4791 (*ashlqi3_1_lea): Ditto.
4792 (*<shiftrt_insn><mode>3_1): Ditto.
4793 (*<shiftrt_insn>si3_1_zext): Ditto.
4794 (*<shiftrt_insn>qi3_1_slp): Ditto.
4795 (*<rotate_insn><mode>3_1): Ditto.
4796 (*<rotate_insn>si3_1_zext): Ditto.
4797 (*<rotate_insn>qi3_1_slp): Ditto.
4799 2010-04-13 Richard Guenther <rguenther@suse.de>
4801 * tree-ssa-structalias.c (callused_id): Remove.
4802 (call_stmt_vars): New.
4803 (get_call_vi): Likewise.
4804 (lookup_call_use_vi): Likewise.
4805 (lookup_call_clobber_vi): Likewise.
4806 (get_call_use_vi): Likewise.
4807 (get_call_clobber_vi): Likewise.
4808 (make_transitive_closure_constraints): Likewise.
4809 (handle_const_call): Adjust to do per-call call-used handling.
4810 (handle_pure_call): Likewise.
4811 (find_what_var_points_to): Remove general callused handling.
4812 (init_base_vars): Likewise.
4813 (init_alias_vars): Initialize call_stmt_vars.
4814 (compute_points_to_sets): Process call-used and call-clobbered
4815 vars for call statements.
4816 (delete_points_to_sets): Free call_stmt_vars.
4818 2010-04-13 Richard Guenther <rguenther@suse.de>
4820 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
4821 Only add RW dependence for dependence distance zero.
4822 Adjust maximal vectorization factor according to dependences.
4823 Move alignment handling ...
4824 (vect_find_same_alignment_drs): ... here. New function.
4825 (vect_analyze_data_ref_dependences): Adjust.
4826 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
4827 (vect_analyze_data_refs): Adjust minimal vectorization factor
4828 according to data references.
4829 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
4830 dependences before determining the vectorization factor.
4831 Analyze alignment after determining the vectorization factor.
4832 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
4833 dependences before alignment.
4834 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
4836 (vect_analyze_data_refs): Likewise.
4837 (MAX_VECTORIZATION_FACTOR): New define.
4839 2010-04-13 Duncan Sands <baldrick@free.fr>
4841 * except.h (lang_eh_type_covers): Remove.
4842 * except.c (lang_eh_type_covers): Likewise.
4844 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4845 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4847 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
4848 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
4849 UNITS_PER_LONG where it is ABI relevant.
4850 (s390_return_addr_rtx): Likewise.
4851 (s390_back_chain_rtx): Likewise.
4852 (s390_frame_area): Likewise.
4853 (s390_frame_info): Likewise.
4854 (s390_initial_elimination_offset): Likewise.
4855 (save_gprs): Likewise.
4856 (s390_emit_prologue): Likewise.
4857 (s390_emit_epilogue): Likewise.
4858 (s390_function_arg_advance): Likewise.
4859 (s390_function_arg): Likewise.
4860 (s390_va_start): Likewise.
4861 (s390_gimplify_va_arg): Likewise.
4862 (s390_function_profiler): Likewise.
4863 (s390_optimize_prologue): Likewise.
4864 (s390_rtx_costs): Likewise.
4865 (s390_secondary_reload): Likewise.
4866 (s390_promote_function_mode): Likewise.
4867 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
4868 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
4869 registers available.
4870 (s390_unwind_word_mode): New function.
4871 (s390_function_value): Split 64 bit values into register pair if
4872 used as return value.
4873 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
4874 function call parameters. Handle parallels.
4875 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
4876 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
4877 (DWARF_CIE_DATA_ALIGNMENT): New macro.
4878 (s390_expand_setmem): Remove unused variable src_addr.
4879 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
4880 deal with 64 bit registers.
4881 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
4882 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
4883 (UNITS_PER_LONG): New macro.
4884 * libjava/include/s390-signal.h: Define extended ucontext
4885 structure containing the upper halfs of the 64 bit registers.
4887 2010-04-13 Simon Baldwin <simonb@google.com>
4889 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
4891 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
4893 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
4894 rvalue on the RHS if the LHS is of a non-renamable type.
4895 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
4897 2010-04-13 Matthias Klose <doko@ubuntu.com>
4899 * gcc.c (cc1_options): Handle -iplugindir before processing
4900 the cc1 spec. Only add -iplugindir once.
4901 (cpp_unique_options): Add -iplugindir option if -fplugin* options
4903 * common.opt (iplugindir): Remove `Separate' property, initialize.
4904 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
4906 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
4907 (distclean): Remove plugin dir.
4908 * doc/invoke.texi: Document -iplugindir.
4910 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
4912 * doc/plugins.texi (Loading Plugins): Document short
4913 -fplugin=foo option.
4914 (Plugin API): Mention default_plugin_dir_name function.
4916 * gcc.c (find_file_spec_function): Add new declaration.
4917 (static_spec_func): Use it for "find-file".
4918 (find_file_spec_function): Add new function.
4919 (cc1_options): Add -iplugindir option if -fplugin* options found.
4921 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
4923 * plugin.c (add_new_plugin): Updated comment, and handle short
4925 (default_plugin_dir_name): Added new function.
4927 * common.opt (iplugindir): New option to set the plugin directory.
4929 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
4931 * config/i386/i386.md (any_rotate): New code iterator.
4932 (rotate_insn): New code attribute.
4934 (SWIM124): New mode iterator.
4935 (<rotate_insn>ti3): New expander.
4936 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
4937 any_rotate code iterator.
4938 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
4939 using any_rotate code iterator and SWIM124 mode iterator.
4940 (ix86_rotlti3): New insn_and_split pattern.
4941 (ix86_rotrti3): Ditto.
4942 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
4943 ix86_rotl{di,ti}3 patterns.
4944 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
4945 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
4946 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
4947 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
4948 code iterator and SWI mode iterator.
4949 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
4950 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
4952 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
4953 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
4954 (bswap rotatert splitter): Add splitter.
4955 (bswap splitter): Macroize splitter using any_rotate code iterator.
4956 Add insn predicate to split only for TARGET_USE_XCHGB or when
4957 optimizing function for size.
4959 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4961 * config/pa/pa.c (emit_move_sequence): Remove use of
4962 deleted variable flag_argument_noalias.
4964 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4966 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
4968 Add to unsupported targets list.
4969 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
4970 sparc*-sun-solaris2.[567]* from target lists.
4971 * configure: Regenerate.
4972 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
4974 Remove Solaris 7 patch references.
4975 (Specific, sparc-sun-solaris2.7): Removed.
4976 (sparc-sun-solaris2*): Update Solaris 7 example.
4977 (sparc64-*-solaris2*): Likewise.
4979 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4981 * config.build (alpha*-dec-osf4*): Remove.
4982 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
4983 of obsolete configurations.
4984 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
4986 * config/alpha/t-osf4: Renamed to ...
4987 * config/alpha/t-osf5: ... this.
4988 * config/alpha/osf.h: Renamed to ...
4989 * config/alpha/osf5.h: ... this.
4990 Merged old osf5.h contents.
4992 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
4993 (EXTRA_SPECS): Removed.
4994 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
4995 reflect removal of Tru64 UNIX V4.0/V5.0 support.
4998 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5000 * doc/contrib.texi (Contributors, Rainer Orth): Update.
5002 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
5005 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
5006 __thiscall convention.
5008 2010-04-12 Steve Ellcey <sje@cup.hp.com>
5010 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
5012 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
5014 2010-04-12 Steve Ellcey <sje@cup.hp.com>
5016 * function.c (assign_parms_initialize_all): Add unused attribute
5019 2010-04-12 Richard Guenther <rguenther@suse.de>
5021 * gsstruct.def (GSS_CALL): New.
5022 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
5023 * gimple.h: Include tree-ssa-alias.h.
5024 (struct gimple_statement_call): New.
5025 (union gimple_statement_struct_d): Add gimple_call member.
5026 (gimple_call_reset_alias_info): Declare.
5027 (gimple_call_use_set): New function.
5028 (gimple_call_clobber_set): Likewise.
5029 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
5030 * gimple.c (gimple_call_reset_alias_info): New function.
5031 (gimple_build_call_1): Call it.
5032 * lto-streamer-in.c (input_gimple_stmt): Likewise.
5033 * tree-inline.c (remap_gimple_stmt): Likewise.
5034 (expand_call_inline): Remove callused handling.
5035 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
5036 * tree-dfa.c (dump_variable): Likewise.
5037 * tree-parloops.c (parallelize_loops): Likewise.
5038 * tree-ssa.c (init_tree_ssa): Likewise.
5039 (delete_tree_ssa): Likewise.
5040 * tree-flow-inline.h (is_call_used): Remove.
5041 * tree-flow.h (struct gimple_df): Remove callused member.
5042 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
5043 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
5044 (ref_maybe_used_by_call_p_1): Simplify.
5045 (call_may_clobber_ref_p_1): Likewise.
5046 * tree-ssa-structalias.c (compute_points_to_sets): Set
5047 the call stmt used and clobbered sets.
5048 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
5049 (find_tail_calls): Verify the tail call.
5051 2010-04-12 Richard Guenther <rguenther@suse.de>
5053 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
5054 single-iteration always-inline inlining.
5055 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
5056 (cgraph_decide_inlining): Do not handle always-inline specially.
5057 (try_inline): Remove always-inline cycle detection special case.
5058 Do not recurse on always-inlines.
5059 (cgraph_early_inlining): Do not iterate if not optimizing.
5060 (cgraph_gate_early_inlining): remove.
5061 (pass_early_inline): Run unconditionally.
5062 (gate_cgraph_decide_inlining): New function.
5063 (pass_ipa_inline): Use it. Do not run the IPA inliner if
5064 not inlining or optimizing.
5065 (cgraph_decide_inlining_of_small_functions): Also consider
5066 always-inline functions.
5067 (cgraph_default_inline_p): Return true for nodes which should
5068 disregard inline limits.
5069 (estimate_function_body_sizes): Assume zero size and time for
5070 nodes which are marked as disregarding inline limits.
5071 (cgraph_decide_recursive_inlining): Do not perform recursive
5072 inlining on always-inline nodes.
5074 2010-04-12 Jakub Jelinek <jakub@redhat.com>
5077 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
5078 for exprs satisfying handled_component_p.
5080 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
5082 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
5083 non-constant aggregate elements.
5085 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
5086 is a real initialization.
5088 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
5091 * c-decl.c (start_function): Move forward check for nested function.
5093 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
5095 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
5096 * config/sh/sh.c: Include reload.h.
5097 (sh_legitimize_reload_address): New.
5098 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
5099 sh_legitimize_reload_address.
5101 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5103 * config/sh/sh.md (*movqi_pop): New insn pattern.
5104 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
5106 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
5108 * config/i386/i386.md (any_shiftrt): New code iterator.
5109 (shiftrt_insn): New code attribute.
5111 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
5112 using any_shiftrt code iterator.
5113 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
5114 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
5115 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
5116 pattern from corresponding peephole2 patterns.
5117 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
5118 using any_shiftrt code iterator.
5119 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
5120 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
5121 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
5122 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
5123 *{ashr,lshr}<mode>3_cmp_zext.
5124 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
5126 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
5128 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
5130 (*lshr<mode>3_cconly): Ditto.
5132 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
5134 * config/i386/i386.md (lshr<mode>3): Macroize expander from
5135 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
5136 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
5137 pattern from *lshr{di,ti}3_1 and corresponding splitters using
5139 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
5140 from corresponding peephole2 patterns.
5141 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
5142 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
5143 and *lshrdi3_1_rex64 using SWI mode iterator.
5144 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
5145 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
5146 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
5147 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
5148 and *lshrdi3_cmp_rex64 using SWI mode iterator.
5149 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
5150 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
5151 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
5152 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
5155 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
5157 * config/i386/i386.md (ashr<mode>3): Macroize expander from
5158 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
5159 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
5160 pattern from *ashr{di,ti}3_1 and corresponding splitters using
5162 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
5163 from corresponding peephole2 patterns.
5164 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
5165 (ashrsi3_cvt): Rename from ashrsi3_31.
5166 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
5167 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
5168 and x86_64_shift_adj_3 using SWI48 mode iterator.
5169 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
5170 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
5171 and *ashrdi3_1_rex64 using SWI mode iterator.
5172 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
5173 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
5174 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
5175 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
5176 and *ashrdi3_cmp_rex64 using SWI mode iterator.
5177 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
5178 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
5179 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
5180 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
5182 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
5183 * config/i386/i386.c (ix86_split_ashr): Update for renamed
5184 x86_shift<mode>_adj_3 expanders.
5186 2010-04-10 Wei Guozhi <carrot@google.com>
5189 * config/arm/arm.c (arm_pic_static_addr): New function.
5190 (legitimize_pic_address): Call arm_pic_static_addr when it detects
5192 (arm_output_addr_const_extra): Output expression for new pattern.
5193 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
5195 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
5197 * ira-costs.c (record_reg_classes): Ignore alternatives that are
5200 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
5201 * web.c: Include "insn-config.h" and "recog.h".
5202 (union_match_dups): New function.
5203 (web_main): Call it.
5204 (union_defs): Don't try to recognize match_dups.
5206 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
5207 if doing so would replace the entire pattern.
5209 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
5213 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
5214 and splitter pattern. Change splitter operand 1 predicate to
5217 2010-04-09 Martin Jambor <mjambor@suse.cz>
5219 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
5220 lattices are addresses of CONST_DECLs with the same initial value.
5221 (ipcp_print_all_lattices): Print values of CONST_DECLs.
5222 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
5224 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
5225 Bernd Schmidt <bernds@codesourcery.com>
5227 * loop-invariant.c (replace_uses): New static function.
5228 (move_invariant_reg): Use it to ensure we can replace the uses.
5230 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
5232 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
5234 (picochip_override_options): Enable section anchors only above -O1.
5235 (picochip_reorg): Fixed a couple of build warnings.
5237 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5239 * configure.ac (plugin -rdynamic test): Log result.
5240 * configure: Regenerate.
5241 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
5242 (RDYNAMIC_SPEC): Define.
5243 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
5245 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5247 * configure.ac: Determine Sun ld version numbers.
5248 (comdat_group): Restrict GNU ld version checks to gld.
5249 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
5250 (enable_comdat): Support --enable-comdat.
5251 * configure: Regenerate.
5252 * doc/install.texi (Configuration): Document --enable-comdat.
5254 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5256 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
5257 * config/sol2-gld.h: ... here.
5258 * config.gcc (sparc*-*-solaris2*): Reflect this.
5259 (i[34567]86-*-solaris2*): Use it.
5261 2010-04-09 Steve Ellcey <sje@cup.hp.com>
5263 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
5265 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
5267 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
5270 * diagnostic.c (diagnostic_initialize): Initialize
5271 some_warnings_are_errors.
5272 (diagnostic_finish): New.
5273 (diagnostic_action_after_output): Call it before exiting.
5274 (diagnostic_report_diagnostic): Do not print message here. Set
5275 some_warnings_are_errors.
5276 * diagnostic.h (diagnostic_context): Delete
5277 issue_warnings_are_errors_message. Add some_warnings_are_errors.
5278 (diagnostic_finish): Declare.
5279 * toplev.c (toplev_main): Call it before exit.
5281 2010-04-09 Jason Merrill <jason@redhat.com>
5284 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
5285 for incomplete type.
5288 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
5289 based on a warning flag.
5291 2010-04-09 Richard Guenther <rguenther@suse.de>
5293 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
5295 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
5298 * varasm.c (default_assemble_visibility): Wrap vars that are
5299 set, but unused, by targets without GAS.
5300 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
5301 Remove set, but unused, vars.
5302 (rs6000_legitimize_tls_address): Likewise.
5303 (altivec_expand_dst_builtin): Likewise.
5304 * config/darwin.c (machopic_classify_symbol): Likewise.
5305 (machopic_indirection_name): Likewise.
5307 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
5309 * config/i386/i386.md (DWI): New mode iterator.
5310 (S): New mode attribute.
5311 (shift_operand): Ditto.
5312 (shift_immediate_operand): Ditto.
5313 (ashl_input_operand): Ditto.
5314 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
5315 using SDWIM mode iterator.
5316 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
5317 pattern from *ashl{di,ti}3_1 and corresponding splitters using
5319 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
5320 from corresponding peephole2 patterns.
5321 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
5322 and x86_64_shift_adj_1 using SWI48 mode iterator.
5323 (x86_shift<mode>_adj_2): Ditto.
5324 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
5325 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
5326 using SWI48 mode iterator.
5327 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
5328 *ashldi3_cmp_rex64 using SWI mode iterator.
5329 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
5330 *ashldi3_cconly_rex64 using SWI mode iterator.
5331 * config/i386/i386.c (ix86_split_ashl): Update for renamed
5332 x86_shift<mode>_adj_{1,2}.
5333 (ix86_split_ashr): Ditto.
5334 (ix86_split_lshr): Ditto.
5336 2010-04-09 Richard Guenther <rguenther@suse.de>
5338 * target.h (builtin_conversion): Pass in input and output types.
5339 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
5340 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
5341 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
5342 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
5344 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
5346 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
5348 2010-04-09 Richard Guenther <rguenther@suse.de>
5351 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
5353 2010-04-09 Richard Guenther <rguenther@suse.de>
5355 * tree-vectorizer.h (struct _stmt_vec_info): Document
5356 that vectype is the type of the LHS.
5357 (supportable_widening_operation, supportable_narrowing_operation):
5358 Get both input and output vector types as arguments.
5359 (vect_is_simple_use_1): Declare.
5360 (get_same_sized_vectype): Likewise.
5361 * tree-vect-loop.c (vect_determine_vectorization_factor):
5362 Set STMT_VINFO_VECTYPE to the vector type of the def.
5363 (vectorizable_reduction): Adjust.
5364 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
5365 Adjust. Specify the output vector type.
5366 (vect_pattern_recog_1): Adjust.
5367 * tree-vect-stmts.c (get_same_sized_vectype): New function.
5368 (vectorizable_call): Adjust.
5369 (vectorizable_conversion): Likewise.
5370 (vectorizable_operation): Likewise.
5371 (vectorizable_type_demotion): Likewise.
5372 (vectorizable_type_promotion): Likewise.
5373 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
5375 (vect_is_simple_use_1): New function.
5376 (supportable_widening_operation): Get both input and output
5378 (supportable_narrowing_operation): Likewise.
5379 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
5381 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
5383 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
5384 __thiscall and _thiscall as predefined macros.
5385 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
5386 thiscall attribute handling.
5387 (ix86_comp_type_attributes): Likewise.
5388 (ix86_function_regparm): Likewise.
5389 (ix86_return_pops_args): Likewise.
5390 (init_cumulative_args): Likewise.
5391 (find_drap_reg): Likewise.
5392 (ix86_static_chain): Likewise.
5393 (x86_this_parameter): Likewise.
5394 (x86_output_mi_thunk): Likewise.
5395 (ix86_attribute_table): Add description for thiscall attribute.
5396 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
5397 * doc/extend.texi: Add documentation for thiscall.
5399 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
5402 * c.opt (Wint-to-pointer-cast): Available in C++.
5403 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
5405 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
5407 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
5408 * calls.c (expand_call): Pass the function type to aggregate_value_p.
5409 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
5410 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
5411 function type instead. Reorder and simplify checks.
5413 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
5415 2010-04-08 Jing Yu <jingyu@google.com>
5416 Zdenek Dvorak <ook@ucw.cz>
5418 PR tree-optimization/42720
5419 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
5420 loop unswitch conditions here from ...
5421 (tree_unswitch_single_loop): ... here.
5423 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
5425 * tree-if-conv.c: Fix comments and simplify logic.
5427 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
5429 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
5430 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
5431 (main_tree_if_conversion): Update call to tree_if_conversion.
5433 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
5436 * doc/invoke.texi (-b,-V): Delete.
5437 * doc/tm.texi: Do not mention -b.
5438 * gcc.c (display_help): Delete -b and -V.
5439 (process_command): Delete -b and -V.
5440 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
5442 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
5443 Wolfgang Gellerich <gellerich@de.ibm.com>
5445 Implement target hook for loop unrolling
5446 * target.h (loop_unroll_adjust): Add a new target hook function.
5447 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
5448 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
5449 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
5450 (s390_loop_unroll_adjust): Implement the new target hook for s390.
5451 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
5453 (decide_unroll_stupid): Likewise.
5455 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5458 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
5460 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5462 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
5463 (Specific, *-*-solaris2*): Likewise.
5464 Don't prefer Sun as over GNU as.
5466 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
5468 * config/s390/s390.c (override_options): Adjust the z10 defaults
5469 for max-unroll-times, max-completely-peeled-insns
5470 and max-completely-peel-times.
5472 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5474 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
5475 instructions for z10.
5476 (s390_expand_setmem): Likewise.
5477 (s390_expand_cmpmem): Likewise.
5479 2010-04-08 Richard Guenther <rguenther@suse.de>
5481 PR tree-optimization/43679
5482 * tree-ssa-pre.c (eliminate): Only propagate copies.
5484 2010-04-08 Jakub Jelinek <jakub@redhat.com>
5487 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
5488 set but not used variable warning.
5490 2010-04-08 Wei Guozhi <carrot@google.com>
5493 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
5494 (arm_size_rtx_costs): Call the new function when optimized for size.
5496 2010-04-08 Jakub Jelinek <jakub@redhat.com>
5499 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
5500 op0 is not a MEM, just return NULL instead of assertion
5502 (discover_nonconstant_array_refs): Don't walk debug stmts.
5504 2010-04-08 Doug Kwan <dougkwan@google.com>
5506 * configure.ac: Recognize gold and do not use its version number
5507 to test ld features.
5508 * configure: Regenerate.
5510 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
5513 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
5514 (negate_value): Move code to push elements to broken_up_substracts ...
5515 (eliminate_plus_minus_pair): ... here. Push operands that have no
5516 negative pair to plus_negates.
5517 (repropagate_negates, init_reassoc, fini_reassoc): Update.
5519 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5521 * doc/install.texi (Configuration): Move description of
5522 --enable-lto, --with-libelf*, --enable-gold from Java section to
5525 * doc/generic.texi (Working with declarations)
5526 (Function Properties, C and C++ Trees): Fix typos.
5527 * doc/sourcebuild.texi (Top Level): Likewise.
5529 2010-04-07 Jakub Jelinek <jakub@redhat.com>
5532 * tree.h (DECL_READ_P): Define.
5533 (struct tree_decl_common): Add decl_read_flag.
5534 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
5535 a set but not used warning.
5536 (merge_decls): Merge DECL_READ_P flag.
5537 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
5538 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
5539 * c-common.c (handle_used_attribute, handle_unused_attribute):
5541 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
5543 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
5545 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
5546 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
5547 c_parser_binary_expression, c_parser_cast_expression,
5548 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
5549 Call default_function_array_read_conversion instead of
5550 default_function_array_conversion where needed.
5551 (c_parser_unary_expression, c_parser_conditional_expression,
5552 c_parser_postfix_expression_after_primary, c_parser_initelt):
5553 Likewise. Call mark_exp_read where needed.
5554 (c_parser_statement_after_labels, c_parser_asm_operands,
5555 c_parser_typeof_specifier, c_parser_sizeof_expression,
5556 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
5558 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
5560 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
5561 (warn_unused_but_set_parameter): Default to warn_unused
5563 * doc/invoke.texi: Document -Wunused-but-set-variable and
5564 -Wunused-but-set-parameter.
5566 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
5567 used count variable.
5568 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
5569 when operandN variables aren't used in the body of the expander
5571 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
5572 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
5573 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
5574 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
5575 FOR_EACH_IMM_USE_ON_STMT): Likewise.
5576 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
5577 * tree.c (PROCESS_ARG): Likewise.
5579 2010-04-07 Simon Baldwin <simonb@google.com>
5581 * diagnostic.h (diagnostic_override_option_index): New macro to
5582 set a diagnostic's option_index.
5583 * c-tree.h (c_cpp_error): Add warning reason argument.
5584 * opts.c (_warning_as_error_callback): New.
5585 (register_warning_as_error_callback): Store callback for
5586 warnings enabled via enable_warning_as_error.
5587 (enable_warning_as_error): Call callback, minor code tidy.
5588 * opts.h (register_warning_as_error_callback): Declare.
5589 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
5590 response to -Werror=.
5591 (c_common_init_options): Register warning_as_error_callback in opts.c.
5592 * common.opt: Add -Wno-cpp option.
5593 * c-common.c (struct reason_option_codes_t): Map cpp warning
5594 reason codes to gcc option indexes.
5595 * (c_option_controlling_cpp_error): New function, lookup the gcc
5596 option index for a cpp warning reason code.
5597 * (c_cpp_error): Add warning reason argument, call
5598 c_option_controlling_cpp_error for diagnostic_override_option_index.
5599 * doc/invoke.texi: Document -Wno-cpp.
5601 2010-04-07 Richard Guenther <rguenther@suse.de>
5603 * ipa-reference.c (mark_load): Use get_base_address.
5604 (mark_store): Likewise.
5606 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
5607 inserting GIMPLE_NOPs into the IL.
5608 * tree-ssa-structalias.c (get_constraint_for_component_ref):
5609 Explicitly strip handled components and indirect references.
5611 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
5612 folding address expressions.
5613 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
5614 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
5615 operand_equal_p to compare decls.
5616 (ptr_deref_may_alias_decl_p): Likewise.
5617 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
5618 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
5619 Handle reversed comparison ops.
5620 * tree-sra.c (asm_visit_addr): Use get_base_address.
5621 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
5622 * ipa-reference.c (mark_address): Use get_base_address.
5624 2010-04-07 Richard Guenther <rguenther@suse.de>
5626 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
5627 Propagate constants everywhere.
5629 2010-04-07 Jakub Jelinek <jakub@redhat.com>
5632 * tree.c (MAX_INT_CACHED_PREC): Define.
5633 (nonstandard_integer_type_cache): New array.
5634 (build_nonstandard_integer_type): Cache results for precision
5635 <= MAX_INT_CACHED_PREC.
5637 2010-04-07 Richard Guenther <rguenther@suse.de>
5639 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
5640 -fargument-noalias-global, -fargument-noalias-anything): Remove.
5641 * common.opt: Likewise.
5642 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
5643 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
5644 (nonoverlapping_memrefs_p): Likewise.
5645 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
5646 * opts.c (common_handle_option): Handle OPT_fargument_alias,
5647 OPT_fargument_noalias, OPT_fargument_noalias_anything and
5648 OPT_fargument_noalias_global for backward compatibility.
5650 2010-04-07 Richard Guenther <rguenther@suse.de>
5652 PR tree-optimization/43270
5653 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
5654 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
5655 * tree-ssa-pre.c (phi_translate_1): Adjust.
5656 (fully_constant_expression): Split out vn_reference handling to ...
5657 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
5658 Fold reads from constant strings.
5659 (vn_reference_lookup): Handle fully constant references.
5660 (vn_reference_lookup_pieces): Likewise.
5661 * Makefile.in (expmed.o-warn): Add -Wno-error.
5663 2010-04-07 Martin Jambor <mjambor@suse.cz>
5665 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
5667 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
5670 * gcc.c: Add -static-libstdc++ to list of recognized options.
5672 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5674 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
5676 2010-04-07 Richard Guenther <rguenther@suse.de>
5679 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
5680 bases build simple mem attributes to retain points-to information.
5682 2010-04-07 Richard Guenther <rguenther@suse.de>
5685 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
5686 preserve points-to related information.
5688 2010-04-07 Richard Guenther <rguenther@suse.de>
5691 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
5692 discard plain indirect references.
5693 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
5694 * tree.c (tree_nop_conversion): Likewise.
5696 2010-04-07 Dodji Seketeli <dodji@redhat.com>
5699 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
5701 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
5703 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
5704 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
5706 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
5708 * tree-if-conv.c: Fix indentation and comments.
5710 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
5712 * tree-if-conv.c: Sort static functions in topological order.
5714 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
5716 * tree-if-conv.c: Fix indentation and comments.
5718 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5721 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
5722 lang_hooks.types.type_for_size instead of
5723 build_nonstandard_integer_type.
5724 When converting an unsigned type to signed, double its precision.
5725 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
5726 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
5727 (graphite_create_new_loop_guard): When ub + 1 wraps around,
5730 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5733 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
5734 POINTER_PLUS_EXPR for pointer types.
5736 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5739 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
5740 * graphite-clast-to-gimple.c: Include langhooks.h.
5741 (max_signed_precision_type): New.
5742 (max_precision_type): Takes two types as arguments.
5743 (precision_for_value): New.
5744 (precision_for_interval): New.
5745 (gcc_type_for_interval): New.
5746 (gcc_type_for_value): New.
5747 (gcc_type_for_clast_term): New.
5748 (gcc_type_for_clast_red): New.
5749 (gcc_type_for_clast_bin): New.
5750 (gcc_type_for_clast_expr): Split up into several functions.
5751 (gcc_type_for_clast_eq): Rewritten.
5752 (compute_bounds_for_level): New.
5753 (compute_type_for_level_1): New.
5754 (compute_type_for_level): New.
5755 (gcc_type_for_cloog_iv): Removed.
5756 (gcc_type_for_iv_of_clast_loop): Rewritten.
5757 (graphite_create_new_loop): Compute the lower and upper bound types
5758 with gcc_type_for_clast_expr.
5759 (graphite_create_new_loop_guard): Same.
5760 (find_cloog_iv_in_expr): Removed.
5761 (compute_cloog_iv_types_1): Removed.
5762 (compute_cloog_iv_types): Removed.
5763 (gloog): Do not call compute_cloog_iv_types.
5764 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
5766 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
5767 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
5768 (GBB_CLOOG_IV_TYPES): Removed.
5770 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5772 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
5773 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
5774 (detect_commutative_reduction): Same.
5776 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5778 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
5779 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
5781 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
5782 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
5783 (rewrite_commutative_reductions_out_of_ssa): Same.
5784 * passes.c (execute_function_todo): Call verify_ssa for every pass
5785 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
5786 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
5787 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
5788 with an extra argument.
5789 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
5790 verify_ssa only when the extra argument is true.
5791 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
5792 with an extra argument.
5793 (tree_transform_and_unroll_loop): Same.
5795 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5797 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
5798 for all the passes of the LNO having LOOP_CLOSED_SSA.
5799 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
5800 * tree-loop-distribution.c (pass_loop_distribution): Same.
5801 * tree-pass.h (TODO_verify_loops): Removed.
5802 * tree-ssa-loop.c (pass_tree_loop_init): Same.
5804 (pass_tree_unswitch): Same.
5805 (pass_predcom): Same.
5806 (pass_vectorize): Same.
5807 (pass_linear_transform): Same.
5808 (pass_graphite_transforms): Same.
5809 (pass_iv_canon): Same.
5810 (pass_complete_unroll): Same.
5811 (pass_complete_unrolli): Same.
5812 (pass_parallelize_loops): Same.
5813 (pass_loop_prefetch): Same.
5814 (pass_iv_optimize): Same.
5816 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
5819 * passes.c (init_optimization_passes): Move pass_lim before
5820 pass_copy_prop and pass_dce_loop.
5822 2010-04-06 Jakub Jelinek <jakub@redhat.com>
5825 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
5826 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
5827 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
5828 MULTI_* defines for 4 argument vpermil2p* builtins.
5830 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
5832 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
5833 * config/i386/i386.c (x86_maybe_negate_const_int): New.
5834 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
5835 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
5836 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
5837 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
5838 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
5839 Use x86_maybe_negate_const_int to output insn mnemonic.
5840 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
5841 check from instruction predicate. Update comments.
5842 * config/i386/sync.md (sync_add<mode>): Use
5843 x86_maybe_negate_const_int to output insn mnemonic.
5845 2010-04-06 Jan Hubicka <jh@suse.cz>
5847 PR tree-optimization/42906
5848 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
5849 IGNORE_SELF argument. Set visited_control_parents for fully
5851 (find_obviously_necessary_stmts): Update call of
5852 mark_control_dependent_edges_necessary.
5853 (propagate_necessity): Likewise. Handle PHI edges more curefully.
5855 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
5857 * config/i386/i386.md: Remove comment about 'e' and 'E'
5860 2010-04-06 Richard Guenther <rguenther@suse.de>
5862 PR tree-optimization/43627
5863 * tree-vrp.c (extract_range_from_unary_expr): Widenings
5864 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
5867 2010-04-06 Jakub Jelinek <jakub@redhat.com>
5869 * BASE-VER: Change to 4.6.0.
5872 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
5875 2010-04-06 Richard Guenther <rguenther@suse.de>
5878 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
5880 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5882 * doc/invoke.texi (Optimize Options): Document that LTO
5883 won't remove object access purely due to incompatible
5886 2010-04-04 Matthias Klose <doko@ubuntu.com>
5888 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
5889 Initialize variable.
5891 2010-04-03 Richard Guenther <rguenther@suse.de>
5894 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
5895 require a non-NULL MEM_OFFSET.
5897 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
5899 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
5900 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
5901 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
5902 config/alpha/predicates.md, config/arm/arm.md,
5903 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
5904 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
5905 config/darwin9.h, config/darwin.c, config/darwin.h,
5906 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
5907 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
5908 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
5909 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
5910 config/mips/mips.md, config/mn10300/mn10300.c,
5911 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
5912 config/rs6000/aix.h, config/rs6000/dfp.md,
5913 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
5914 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
5915 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
5916 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
5917 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
5918 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
5919 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
5920 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
5921 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
5922 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
5923 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
5924 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
5925 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
5926 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
5927 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
5928 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
5929 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
5930 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
5931 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
5932 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
5933 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
5934 opt-functions.awk, opth-gen.awk, params.def, passes.c,
5935 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
5936 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
5937 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
5938 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
5939 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
5940 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
5941 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
5942 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
5943 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
5944 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
5945 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
5946 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
5947 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
5948 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
5950 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5953 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
5954 * aclocal.m4: Regenerate.
5956 2010-04-02 Richard Guenther <rguenther@suse.de>
5958 PR tree-optimization/43629
5959 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
5960 if we have seen a constant value.
5962 2010-04-02 Joseph Myers <joseph@codesourcery.com>
5964 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
5966 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
5969 * arm.c (legitimize_tls_address): Adjust call to
5970 gen_tls_load_dot_plus_four.
5971 (arm_note_pic_base): New function.
5972 (arm_cannot_copy_insn_p): Use it.
5973 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
5976 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5981 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5983 * Makefile.in ($(out_object_file)): Depend on
5984 gt-$(basename $(notdir $(out_file))).h.
5986 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
5988 * config.gcc (lm32-*-rtems*): Add t-lm32.
5990 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
5992 * config.gcc: Add lm32-*-rtems*.
5993 * config/lm32/rtems.h: New file.
5995 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
5998 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
6000 2010-04-01 Jakub Jelinek <jakub@redhat.com>
6002 * dwarf2out.c (output_compilation_unit_header): For
6003 -gdwarf-4 use version 4 instead of version 3.
6004 (output_line_info): For version 4 and above emit additional
6005 maximum ops per insn header field.
6006 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
6008 * dwarf2out.c (is_c_family, is_java): Remove.
6009 (lower_bound_default): New function.
6010 (add_bound_info, gen_descr_array_type_die): Use it.
6012 2010-04-01 Dodji Seketeli <dodji@redhat.com>
6015 * dwarf2out.c (gen_variable_die): Allow debug info for variable
6016 re-declaration when it happens in a function.
6018 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
6020 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
6021 (cgraph_remove_function_insertion_hook): Same.
6022 (cgraph_call_function_insertion_hooks): Same.
6024 2010-04-01 Richard Guenther <rguenther@suse.de>
6027 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
6028 and TREE_THIS_VOLATILE.
6029 (copy_ref_info): Likewise.
6030 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
6031 * tree.c (build6_stat): Ignore side-effects of all but arg5
6032 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
6035 2010-04-01 Richard Guenther <rguenther@suse.de>
6037 PR tree-optimization/43607
6038 * ipa-type-escape.c (check_call): Do not access non-existing
6041 2010-04-01 Richard Guenther <rguenther@suse.de>
6045 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
6046 Jack Howarth <howarth@bromo.med.uc.edu>
6048 * tree-profile.c (tree_init_ic_make_global_vars): Make static
6051 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6053 * doc/install.texi (Prerequisites): Document libelf usability on
6054 IRIX 5/6 and Solaris 2.
6055 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
6056 Update GNU as, GNU ld requirements.
6057 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
6058 Document Sun Studio compiler download.
6059 Update and simplify as, ld recommendations.
6060 (Specific, *-*-solaris2.7): Note obsoletion, removal.
6062 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6064 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
6065 with_tune_32 to pentium4.
6067 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
6069 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
6071 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6073 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
6074 obsoletion, removal.
6076 Document GNU as requirement.
6077 Update configure requirements.
6078 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
6079 Recomment IRIX 6.5.18+.
6080 Document IDF/IDL requirement.
6081 Document GNU as requirement.
6082 Document GNU ld bootstrap failure.
6083 Remove freeware.sgi.com reference.
6085 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6087 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
6088 UNIX V4.0, V5.0 obsoletion, removal.
6089 Remove --with-gc=simple reference.
6090 Update VM requirements during bootstrap.
6091 Remove -oldas bootstrap description.
6092 Update binutils reference.
6093 Remove comparison failure note.
6095 2010-03-31 Richard Guenther <rguenther@suse.de>
6096 Zdenek Dvorak <ook@ucw.cz>
6097 Sebastian Pop <sebastian.pop@amd.com>
6100 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
6101 with multiple arguments.
6102 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
6104 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
6106 * graphite-dependences.c (print_pddr): Call print_pdr with an
6108 * graphite-poly.c (debug_pdr): Add an extra argument for the
6111 (print_pbb_domain): Same.
6113 (print_scop_context): Same.
6115 (print_cloog): Same.
6116 (debug_pbb_domain): Same.
6120 (debug_scop_context): Same.
6122 (debug_cloog): Same.
6123 (print_scop_params): Same.
6124 (debug_scop_params): Same.
6125 (print_iteration_domain): Same.
6126 (print_iteration_domains): Same.
6127 (debug_iteration_domain): Same.
6128 (debug_iteration_domains): Same.
6129 (print_scattering_function): Same.
6130 (print_scattering_functions): Same.
6131 (debug_scattering_function): Same.
6132 (debug_scattering_functions): Same.
6133 * graphite-poly.h (debug_pdr): Update declaration.
6135 (print_pbb_domain): Same.
6137 (print_scop_context): Same.
6139 (print_cloog): Same.
6140 (debug_pbb_domain): Same.
6144 (debug_scop_context): Same.
6146 (debug_cloog): Same.
6147 (print_scop_params): Same.
6148 (debug_scop_params): Same.
6149 (print_iteration_domain): Same.
6150 (print_iteration_domains): Same.
6151 (debug_iteration_domain): Same.
6152 (debug_iteration_domains): Same.
6153 (print_scattering_function): Same.
6154 (print_scattering_functions): Same.
6155 (debug_scattering_function): Same.
6156 (debug_scattering_functions): Same.
6158 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
6160 * graphite-poly.c (print_scattering_function_1): New.
6161 (print_scattering_function): Call it.
6162 (print_scop_params): Remove spaces at the end of lines.
6165 * graphite-poly.h (print_cloog): Declared.
6166 (debug_cloog): Declared.
6168 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
6170 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
6172 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
6173 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
6174 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
6175 to switch between adding the IV bump in loop->latch or in loop->header.
6177 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
6179 * graphite-poly.c (print_scattering_function): Pretty print following
6182 (print_pbb_domain): Same.
6183 (dump_gbb_cases): Same.
6184 (dump_gbb_conditions): Same.
6187 (print_scop_params): Same.
6188 (print_scop_context): Same.
6190 (print_pbb_body): New.
6191 (lst_indent_to): New.
6192 (print_lst): Start new lines with a #.
6193 * graphite-poly.h (pbb_bb): New.
6194 (pbb_index): Use pbb_bb.
6195 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
6197 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
6199 2010-03-31 Jakub Jelinek <jakub@redhat.com>
6201 * dwarf2out.c (size_of_die): For -gdwarf-4 use
6202 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
6203 and 0 instead of 1 for dw_val_class_flag.
6204 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
6205 dw_val_class_range_list, dw_val_class_loc_list,
6206 dw_val_class_lineptr and dw_val_class_macptr, use
6207 DW_FORM_flag_present for dw_val_class_flag and
6208 DW_FORM_exprloc for dw_val_class_loc.
6209 (output_die): For -gdwarf-4 print dw_val_class_loc
6210 size as uleb128 instead of 1 or 2 bytes and don't print
6211 anything for dw_val_class_flag.
6213 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
6214 instead of cselib_lookup following by tweaking locs->setting_insn.
6217 * cselib.c (cselib_process_insn): Clear cselib_current_insn
6218 even before returning from label, setjmp call or volatile asm
6221 2010-03-31 Richard Guenther <rguenther@suse.de>
6224 * cgraphunit.c (cgraph_output_in_order): Do not allocate
6225 temporary data on stack.
6227 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6229 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
6230 (PUSHSECTION_ASM_OP): Remove.
6231 (POPSECTION_ASM_OP): Remove.
6232 (PUSHSECTION_FORMAT): Remove.
6233 * config/sol2.h (PUSHSECTION_FORMAT): Define.
6234 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
6235 * config/sol2.c (solaris_output_init_fini): Use it.
6237 2010-03-31 Jie Zhang <jie@codesourcery.com>
6240 * opt-functions.awk (var_type_struct): Use signed char type
6241 for simple variables.
6243 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6245 * config/sol2.c: Include output.h.
6246 (solaris_assemble_visibility): New function.
6247 * config/t-sol2 (sol2.o): Add output.h dependency.
6248 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
6249 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
6252 2010-03-31 Jakub Jelinek <jakub@redhat.com>
6255 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
6256 V2SImode or XFmode on PRE_DEC.
6259 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
6262 2010-03-31 Jie Zhang <jie@codesourcery.com>
6265 * reload.h (caller_save_initialized_p): Declare.
6266 * toplev.c (backend_init_target): Don't call
6267 init_caller_save but set caller_save_initialized_p to false.
6268 * caller-save.c (caller_save_initialized_p): Define.
6269 (init_caller_save): Check caller_save_initialized_p.
6270 * ira.c (ira): Call init_caller_save if flag_caller_saves.
6272 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6275 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
6276 and soft-fp/t-softfp to tmake_file.
6277 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
6278 (LIBGCC2_TF_CEXT): Define.
6281 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
6284 * cselib.c (n_useless_values): Document handling of debug locs.
6285 (n_useless_debug_values, n_debug_values): New variables.
6286 (new_elt_loc_list): Don't add to debug values, keep count.
6287 (promote_debug_loc): New.
6288 (cselib_reset_table): Zero new variables.
6289 (entry_and_rtx_equal_p): Promote debug locs.
6290 (discard_useless_locs): Increment n_useless_debug_values for
6292 (remove_useless_values): Adjust n_useless_values and n_debug_values
6293 with n_useless_debug_values.
6294 (add_mem_for_addr): Promote debug locs.
6295 (cselib_lookup_mem): Likewise.
6296 (cselib_lookup_addr): Renamed to...
6297 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
6298 (cselib_log_lookup): ... this. Turn into...
6299 (cselib_lookup_addr): ... new wrapper.
6300 (cselib_lookup_from_insn): New.
6301 (cselib_invalidate_regno): Increment n_useless_debug_values for
6303 (cselib_invalidate_mem): Likewise.
6304 (cselib_process_insn): Take n_deleted and n_debug_values into
6305 account to guard remove_useless_value call.
6306 (cselib_finish): Zero n_useless_debug_values.
6307 * cselib.h (cselib_lookup_from_insn): Declare.
6308 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
6309 (sched_analyze_2): Likewise.
6311 2010-03-30 Jakub Jelinek <jakub@redhat.com>
6313 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
6315 (adjust_mems): Replace narrowing SUBREG of expression containing
6316 just PLUS, MINUS, MULT and ASHIFT of registers and constants
6317 with operations in the narrower mode.
6320 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
6321 regs_invalidated_by_call instead all call_used_reg_set registers.
6323 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
6326 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
6327 pointer comparisons with types_compatible_p.
6328 * tree-vect-stmts.c (vectorizable_call): Same.
6329 (vectorizable_condition): Same.
6331 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6333 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
6334 stack check if the mask would be zero.
6336 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
6337 Jack Howarth <howarth@bromo.med.uc.edu>
6339 * tree-profile.c (tree_init_ic_make_global_vars): Make static
6342 2010-03-30 Joseph Myers <joseph@codesourcery.com>
6345 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
6347 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
6348 Include ___unordxf2 and ___unordtf2.
6349 * config/i386/libgcc-glibc.ver: Do not define inheritance from
6352 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
6354 * config/lm32/t-lm32: New file.
6355 * config.gcc: Use the above file when targetting lm32.
6357 2010-03-28 Duncan Sands <baldrick@free.fr>
6359 * Makefile.in (PLUGIN_HEADERS): Add except.h.
6361 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
6364 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
6365 Improve vectorization cost model diagnostic.
6367 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
6370 * tree-vect-data-refs.c (vect_analyze_data_refs): When
6371 compute_data_dependences_for_loop returns false, early exit
6372 and output an extra diagnostic for the failed data reference
6375 2010-03-29 Richard Guenther <rguenther@suse.de>
6377 PR tree-optimization/43560
6378 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
6379 (can_sm_ref_p): Treat stores to readonly locations as trapping.
6381 2010-03-29 Jie Zhang <jie@codesourcery.com>
6384 * toplev.c (process_options): Set optimization_default_node
6385 and optimization_current_node.
6386 * opts.c (decode_options): Don't set optimization_default_node
6387 and optimization_current_node.
6389 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
6391 * config/rtems.h: Abandon -qrtems_debug.
6393 2010-03-28 Jan Hubicka <jh@suse.cz>
6395 PR tree-optimization/43505
6396 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
6397 map should not be copied.
6399 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6402 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
6403 cdtors, set DECL_PRESERVE_P.
6404 * ipa.c (cgraph_externally_visible_p): Return true if declaration
6407 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
6409 PR tree-optimization/43528
6410 * stor-layout.c (place_field): Check that constant fits into
6411 unsigned HWI when skipping calculation of MS bitfield layout.
6413 2010-03-27 Jan Hubicka <jh@suse.cz>
6416 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
6417 notice_global_symbol work.
6419 2010-03-27 Jakub Jelinek <jakub@redhat.com>
6421 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
6422 instead of dwarf2out_decl.
6423 (struct var_loc_node): Remove section_label field.
6424 (dwarf2out_function_decl): New function.
6425 (dwarf2out_var_location): Don't set section_label field.
6426 (dwarf2out_begin_function): Don't empty decl_loc_table here.
6428 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
6430 PR tree-optimization/43544
6431 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
6432 First argument for builtin vectorized function hook is now a
6433 tree to be able to distinguish between machine specific and
6435 * targhooks.c (default_builtin_vectorized_function): Ditto.
6436 * targhooks.h (default_builtin_vectorized_function): Ditto.
6437 * target.h (struct gcc_target): Ditto.
6438 * tree-vect-stmts.c (vectorizable_function): Ditto.
6439 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
6440 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
6443 2010-03-26 Joseph Myers <joseph@codesourcery.com>
6446 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
6447 nested binding iff it is a FUNCTION_DECL.
6448 (store_parm_decls_newstyle): Pass nested=true to bind for
6449 FUNCTION_DECLs amongst parameters.
6451 2010-03-26 Jakub Jelinek <jakub@redhat.com>
6453 * var-tracking.c (vt_expand_loc_callback): Don't run
6454 cselib_expand_value_rtx_cb in dummy mode if
6455 cselib_dummy_expand_value_rtx_cb returned false.
6457 * var-tracking.c (emit_note_insn_var_location): For one part
6458 notes with offset 0, don't add EXPR_LIST around the location.
6459 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
6460 add_location_or_const_value_attribute): Adjust for that change.
6463 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
6464 into first operand and location into second.
6465 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
6466 dw_cfi_oprnd_loc for DW_CFA_expression.
6467 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
6468 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
6469 assume first argument is regnum and second argument is location.
6471 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
6474 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
6475 of scratch register to DImode. Split to DImode comparison operator.
6476 Use SImode subreg of scratch register in the multiplication.
6477 (*cmp_sadd_sidi): Ditto.
6478 (*cmp_ssub_si): Ditto.
6479 (*cmp_ssub_sidi): Ditto.
6481 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
6484 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
6485 Remove invalid assert and wrong comment.
6487 2010-03-26 Jakub Jelinek <jakub@redhat.com>
6490 * flags.h (final_insns_dump_p): New extern.
6491 * final.c (final_insns_dump_p): New variable.
6492 (rest_of_clean_state): Set it before -fdump-final-insns=
6493 dumping, clear afterwards.
6494 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
6495 MEM_ALIAS_SET on MEMs.
6497 2010-03-26 David S. Miller <davem@davemloft.net>
6499 * configure.ac: Fix sparc GOTDATA_OP bug check.
6500 * configure: Rebuild.
6502 2010-03-26 Alan Modra <amodra@gmail.com>
6504 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
6506 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6508 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
6509 TLS_SECTION_ASM_FLAG.
6511 2010-03-25 Jakub Jelinek <jakub@redhat.com>
6514 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
6515 Clear first_function_block_is_cold.
6518 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
6519 argument if the argument is truth_value_p.
6521 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
6523 * config/rs6000/constraints.md: Update copyright year for my changes.
6526 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
6527 used in reg+reg addressing, swap registers.
6529 2010-03-24 Jakub Jelinek <jakub@redhat.com>
6532 * target.h (struct gcc_target): Add code_end hook.
6533 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
6535 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
6536 * toplev.c (compile_file): Call targetm.asm_out.code_end
6537 hook before unwind info/debug info output.
6538 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
6539 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
6540 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
6541 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
6542 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
6543 * config/i386/i386.c (ix86_file_end): Renamed to...
6544 (ix86_code_end): ... this. Make static. Don't call
6545 file_end_indicate_exec_stack. Emit unwind info using
6546 final_start_function/final_end_function.
6547 (darwin_x86_file_end): Remove.
6548 (TARGET_ASM_CODE_END): Define.
6549 * config/i386/i386.h (TARGET_ASM_FILE_END,
6550 NEED_INDICATE_EXEC_STACK): Don't define.
6551 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
6552 (TARGET_ASM_FILE_END): Define to darwin_file_end.
6553 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
6554 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
6557 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
6558 at the beginning and final_end_function at the end.
6559 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
6561 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6563 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
6564 and Sun as TLS syntax.
6565 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
6566 * configure: Regenerate.
6567 * config.in: Regenerate.
6568 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
6569 (default_elf_asm_named_section): Use it.
6570 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
6571 (i386_output_dwarf_dtprel): Likewise.
6572 (output_addr_const_extra): Likewise.
6573 (output_pic_addr_const): Lowercase @GOTTPOFF.
6574 (output_addr_const_extra): Likewise.
6575 (output_pic_addr_const): Lowercase @GOTNTPOFF.
6576 (output_addr_const_extra): Likewise.
6577 (output_pic_addr_const): Lowercase @INDNTPOFF.
6578 (output_addr_const_extra): Likewise.
6579 (output_pic_addr_const): Lowercase @NTPOFF.
6580 (output_addr_const_extra): Likewise.
6581 (output_pic_addr_const): Lowercase @TPOFF.
6582 (output_addr_const_extra): Likewise.
6583 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
6584 (*tls_global_dynamic_64): Likewise.
6585 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
6586 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
6588 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
6589 (ASM_OUTPUT_TLS_COMMON): Use it.
6590 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
6593 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
6594 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
6595 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
6596 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
6597 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
6598 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
6600 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6602 * config/i386/i386.c (override_options): Don't accept
6603 -mtls-dialect=sun any longer.
6604 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
6605 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
6606 (*tls_local_dynamic_base_32_sun): Likewise.
6607 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
6609 2010-03-24 Jakub Jelinek <jakub@redhat.com>
6612 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6613 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
6616 * ira.c (adjust_cleared_regs): New function.
6617 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
6621 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
6623 * expr.c (expand_expr_real): Restore previous
6624 curr_insn_source_location and curr_insn_block after
6625 expand_expr_real_1 call.
6626 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
6627 instead of expand_expr_real_1.
6629 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
6631 PR rtl-optimization/43413
6632 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
6635 2010-03-22 James E. Wilson <wilson@codesourcery.com>
6638 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
6639 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
6641 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
6643 * config/i386/i386.c (ix86_target_string): Add -mfma.
6644 Fix a typo in comment.
6646 2010-03-22 Mike Stump <mikestump@comcast.net>
6649 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
6650 Don't overly align based upon packed packed fields.
6652 2010-03-22 Jason Merrill <jason@redhat.com>
6654 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
6655 Use () rather than [], and move before the element type.
6657 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6659 * doc/configfiles.texi (Configuration Files): Removed
6660 fixinc/Makefile*, intl/Makefile.*.
6661 * doc/makefile.texi: Fixed markup. Abstract from version
6662 control system used.
6663 (Makefile): Removed obsolete gcc/java/parse.y example.
6664 * doc/sourcebuild.texi: Likewise.
6665 (Top Level): Added config, gnattools, libdecnumber, libgcc,
6666 libgomp, libssp. Removed fastjar.
6667 (Miscellaneous Docs): Clarify location.
6668 Added COPYING3, COPYING3.LIB.
6669 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
6671 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6674 * config/i386/i386.c (x86_function_profiler)
6675 [!NO_PROFILE_COUNTERS]: Fix typo.
6676 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
6679 2010-03-22 Janis Johnson <janis187@us.ibm.com>
6680 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6682 * doc/sourcebuild.texi (Test Directives): Split into six
6683 subsections, with most of the current text in new subsections
6684 Directives, Selectors, and Final Actions.
6685 (Directives): Split list of test directives into multiple
6687 (Selectors): Describe use and syntax of selectors.
6688 (Effective-Target Keywords): Describe all existing keywords.
6689 (Add Options): Describe features for dg-add-options.
6690 (Require Support): Describe variants of dg-require-support.
6691 (Final Actions): Describe commands to use in dg-final.
6693 2010-03-22 Michael Matz <matz@suse.de>
6696 * recog.c (validate_replace_rtx_group): Replace also in
6697 REG_EQUAL and REG_EQUIV notes.
6699 2010-03-22 Richard Guenther <rguenther@suse.de>
6701 PR tree-optimization/43390
6702 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
6703 sure vector extracts are type correct.
6705 2010-03-22 Richard Guenther <rguenther@suse.de>
6708 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
6709 x * sqrt (x) even when optimizing for size if the target
6710 has native support for sqrt.
6712 2010-03-22 Jakub Jelinek <jakub@redhat.com>
6714 * varasm.c (make_decl_rtl_for_debug): Also clear
6715 flag_mudflap for the duration of make_decl_rtl call.
6718 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
6719 locs from preserved VALUEs.
6721 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6724 * pa.md (movmemsi): Set align to one if zero.
6725 (movmemdi): Likewise.
6727 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
6730 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
6731 with their corresponding prologue pushes.
6733 2010-03-20 Andrew Pinski <pinskia@gmail.com>
6736 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
6737 at the begining or end.
6738 (spu_expand_epilogue): Likewise.
6740 2010-03-20 Richard Guenther <rguenther@suse.de>
6742 PR rtl-optimization/43438
6743 * combine.c (make_extraction): Properly zero-/sign-extend an
6744 extraction of the low part of a CONST_INT. Also handle
6747 2010-03-19 Mike Stump <mikestump@comcast.net>
6749 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
6750 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
6751 (override_options): Use SUBTARGET32_DEFAULT_CPU.
6753 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
6756 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
6759 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
6761 PR rtl-optimization/42258
6762 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
6763 use that may match DEF.
6766 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
6767 the cost of loading the constant rather than assuming
6769 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
6770 outer code is AND, do the same tests as the andsi3 expander and
6771 return COSTS_N_INSNS (1) if and is cheap.
6773 * optabs.c (avoid_expensive_constant): Fix formatting.
6775 2010-03-19 Michael Matz <matz@suse.de>
6778 * attribs.c (decl_attributes): When rebuilding a function pointer
6779 type use the same qualifiers as the original pointer type.
6781 2010-03-19 Martin Jambor <mjambor@suse.cz>
6783 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
6784 and is_gimple_ip_invariant_address.
6786 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6789 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6791 * config/arm/arm.c (arm_override_options): Turn off
6792 flag_dwarf2_cfi_asm for AAPCS variants.
6794 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6797 * config/arm/arm.c (emit_multi_reg_push): Update comments.
6798 Use PRE_MODIFY instead of PRE_DEC.
6799 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
6800 (vfp_emit_fstmd): Likewise.
6802 2010-03-19 Michael Matz <matz@suse.de>
6805 * builtins.c (expand_builtin_interclass_mathfn,
6806 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
6809 2010-03-19 Richard Guenther <rguenther@suse.de>
6811 PR tree-optimization/43415
6812 * tree-ssa-pre.c (phi_translate): Split out worker to ...
6813 (phi_translate_1): ... this.
6814 (phi_translate): Move all caching here. Cache all NARY
6815 and REFERENCE translations.
6817 2010-03-19 David S. Miller <davem@davemloft.net>
6819 With help from Eric Botcazou.
6820 * config/sparc/sparc.c: Include dwarf2out.h.
6821 (emit_pic_helper): Delete.
6822 (pic_helper_symbol_name): Delete.
6823 (pic_helper_emitted_p): Delete.
6824 (pic_helper_needed): New.
6825 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
6826 (get_pc_thunk_name): New.
6827 (load_pic_register): Remove 'delay_pic_helper' arg. Use
6828 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
6829 Set pic_helper_needed to true. Don't call emit_pic_helper.
6830 (sparc_expand_prologue): Update load_pic_register call.
6831 (sparc_output_mi_thunk): Likewise.
6832 (sparc_file_end): Emit a hidden comdat symbol for the PIC
6833 thunk if possible. Output CFI information as needed.
6835 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6836 Jack Howarth <howarth@bromo.med.uc.edu>
6839 * config/i386/i386.h: Fix ABI on darwin x86-32.
6841 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
6843 * tree.h: Declare make_decl_rtl_for_debug.
6844 * varasm.c (make_decl_rtl_for_debug): New.
6845 * dwarf2out.c (rtl_for_decl_location): Call it.
6846 * cfgexpand.c (expand_debug_expr): Call it.
6848 2010-03-18 Jakub Jelinek <jakub@redhat.com>
6851 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
6855 * var-tracking.c (vt_init_cfa_base): Do nothing if
6856 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
6858 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
6861 * var-tracking.c (canonicalize_vars_star): New.
6862 (dataflow_post_merge_adjust): Use it.
6864 2010-03-18 Jakub Jelinek <jakub@redhat.com>
6867 * var-tracking.c (non_suitable_const): New function.
6868 (add_uses): For DEBUG_INSNs with constants, don't record any
6869 value, instead just the constant value itself.
6870 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
6871 is not VAR_LOC_UNKNOWN_P, set var to the constant.
6872 (emit_notes_in_bb): Likewise.
6873 (emit_note_insn_var_location): For onepart variables if
6874 cur_loc is a VOIDmode constant, use DECL_MODE.
6876 2010-03-18 Martin Jambor <mjambor@suse.cz>
6879 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
6880 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
6881 all non-clones. Moved call redirection...
6882 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
6883 (cgraph_materialize_all_clones): Dispose of all
6884 combined_args_to_skip bitmaps.
6885 (verify_cgraph_node): Do not check for edges pointing to wrong
6886 nodes in inline clones.
6887 * tree-inline.c (copy_bb): Call
6888 cgraph_redirect_edge_call_stmt_to_callee.
6889 * ipa.c (cgraph_remove_unreachable_nodes): Call
6890 cgraph_node_remove_callees even when there are used clones.
6892 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
6894 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
6896 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
6899 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
6902 2010-03-18 Michael Matz <matz@suse.de>
6905 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
6906 into sqrt(x) if we need to preserve signed zeros.
6908 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
6909 Eric Botcazou <ebotcazou@adacore.com>
6911 PR rtl-optimization/43360
6912 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
6913 note if we don't know its invariant status.
6915 2010-03-18 Michael Matz <matz@suse.de>
6917 PR tree-optimization/43402
6918 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
6919 PHI chains of ssa names registered for update.
6921 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
6924 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
6925 non-offsettable and pre_modify update addressing.
6926 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
6927 and "2" alternatives "#".
6928 (*movdd_softfloat32): Make all alternatives "#";
6929 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
6930 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
6931 (*movdf_softfloat32): Make all alternatives "#";
6932 (movdi): Use the new DIFD mode iterator to create a common splitter
6933 for movdi, movdf and movdd patterns.
6935 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
6937 * common.opt (dumpdir): Remove redundant tab.
6939 2010-03-17 Martin Jambor <mjambor@suse.cz>
6941 PR tree-optimization/43347
6942 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
6943 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
6945 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
6947 PR rtl-optimization/42216
6948 * regrename.c (create_new_chain): New function, broken out from...
6949 (scan_rtx_reg): ... here. Call it. Handle the case where we are
6950 appending a use to an empty chain.
6951 (build_def_use): Remove previous changes that convert OP_INOUT to
6952 OP_OUT operands; instead detect the case where an OP_INOUT operand
6953 uses a previously untracked register and create an empty chain for it.
6955 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6957 * doc/extend.texi (Function Attributes): Rewrite unfinished
6958 sentence in ms_abi documentation.
6960 2010-03-17 Alan Modra <amodra@gmail.com>
6962 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
6963 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
6964 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
6965 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
6967 2010-03-16 Richard Henderson <rth@redhat.com>
6970 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
6971 (lower_try_finally): Save and restore eh_seq around the expansion
6974 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
6976 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
6977 statements before splitting block.
6979 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6981 * doc/sourcebuild.texi (Testsuites): Fix markup.
6982 Use pathnames relative to gcc/testsuite.
6983 (Test Directives): Move description of how timeout is determined.
6984 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
6985 (C Tests): Correct gcc.misc-tests directory.
6986 Framework tests now live in gcc.test-framework.
6988 2010-03-16 Richard Guenther <rguenther@suse.de>
6991 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
6992 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
6994 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
6995 Alexandre Oliva <aoliva@redhat.com>
6997 PR tree-optimization/42917
6998 * lambda-code.c (remove_iv): Skip debug statements.
6999 (lambda_loopnest_to_gcc_loopnest): Likewise.
7000 (not_interesting_stmt): Debug statements are not interesting.
7002 2010-03-16 Jakub Jelinek <jakub@redhat.com>
7006 * cselib.c (cselib_preserve_constants,
7007 cfa_base_preserved_val): New static variables.
7008 (preserve_only_constants): New function.
7009 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
7010 clear its REG_VALUES. If cselib_preserve_constants, don't
7011 empty the whole hash table, but preserve there VALUEs with constants,
7012 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
7013 (cselib_preserve_cfa_base_value): New function.
7014 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
7015 (cselib_init): Change argument to int bitfield. Set
7016 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
7018 (cselib_finish): Clear cselib_preserve_constants and
7019 cfa_base_preserved_val.
7020 * cselib.h (enum cselib_record_what): New enum.
7021 (cselib_init): Change argument to int.
7022 (cselib_preserve_cfa_base_value): New prototype.
7023 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
7024 * dse.c (dse_step1): Likewise.
7025 * cfgcleanup.c (thread_jump): Likewise.
7026 * sched-deps.c (sched_analyze): Likewise.
7027 * gcse.c (local_cprop_pass): Likewise.
7028 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
7029 If FN is non-NULL, call the callback always and whenever it returns
7030 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
7031 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
7032 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
7033 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
7034 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
7035 * var-tracking.c: Include recog.h.
7036 (bb_stack_adjust_offset): Remove.
7037 (vt_stack_adjustments): Don't call it, instead just gather the
7038 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
7039 (adjust_stack_reference): Remove.
7040 (compute_cfa_pointer): New function.
7041 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
7042 (struct adjust_mem_data): New type.
7043 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
7045 (get_address_mode): New function.
7046 (replace_expr_with_values): Use it.
7047 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
7048 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
7049 (adjust_sets): Remove.
7050 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
7051 Use get_address_mode.
7052 (get_adjusted_src): Remove.
7053 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
7054 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
7055 (add_with_sets): Don't call adjust_sets.
7056 (fp_setter, vt_init_cfa_base): New functions.
7057 (vt_initialize): Change return type to bool. Move most of pool etc.
7058 initialization to the beginning of the function from end. Pass
7059 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
7060 If !frame_pointer_needed, call vt_stack_adjustment before mos
7061 vector is filled, call vt_init_cfa_base if argp/framep has been
7062 eliminated to sp. If frame_pointer_needed and argp/framep has
7063 been eliminated to hard frame pointer, set
7064 hard_frame_pointer_adjustment and call vt_init_cfa_base after
7065 encountering fp setter in the prologue. For MO_ADJUST, call
7066 log_op_type before pusing the op into mos vector, not afterwards.
7067 Call adjust_insn before cselib_process_insn/add_with_sets,
7068 call cancel_changes (0) afterwards.
7069 (variable_tracking_main_1): Adjust for vt_initialize calling
7070 vt_stack_adjustments and returning whether it succeeded or not.
7072 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
7074 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
7077 2010-03-15 Jakub Jelinek <jakub@redhat.com>
7079 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
7081 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
7082 drap_reg has not been set.
7084 2010-03-15 Michael Matz <matz@suse.de>
7087 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
7088 use it to expand block copies.
7089 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
7090 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
7091 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
7093 2010-03-15 Richard Guenther <rguenther@suse.de>
7095 PR tree-optimization/43367
7096 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
7099 2010-03-15 Richard Guenther <rguenther@suse.de>
7101 PR tree-optimization/43317
7102 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
7104 2010-03-15 Martin Jambor <mjambor@suse.cz>
7106 PR tree-optimization/43141
7107 * tree-sra.c (create_abstract_origin): New function.
7108 (modify_function): Call create_abstract_origin.
7110 2010-03-15 Chris Demetriou <cgd@google.com>
7112 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
7115 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7118 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
7119 call insert_out_of_ssa_copy for default definitions.
7121 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7123 * graphite-clast-to-gimple.c (my_long_long): Defined.
7124 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
7125 * graphite-sese-to-poly.c (my_long_long): Defined.
7126 (scop_ivs_can_be_represented): Use it.
7128 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7130 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
7131 graphite-max-bbs-per-function, and loop-block-tile-size.
7132 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
7134 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
7136 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7138 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
7139 forward declaration.
7140 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
7141 (add_upper_bounds_from_estimated_nit): New.
7142 (build_loop_iteration_domains): Use it.
7144 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7146 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
7148 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7151 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
7152 should be an INTEGER_CST. Also handle CASE_CONVERT.
7154 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7156 * graphite.c (graphite_initialize): To bound the number of bbs per
7157 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
7158 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
7159 * doc/invoke.texi: Document it.
7161 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7163 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
7164 * graphite-sese-to-poly.h (build_poly_scop): Same.
7166 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7168 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
7169 the number of parameters in the scop. Use as an upper bound
7170 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
7171 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
7172 * doc/invoke.texi: Document it.
7174 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
7176 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
7177 * doc/c-tree.texi: Remove.
7178 * doc/generic.texi: Merge c-tree.texi here.
7179 * doc/gccint.texi (Trees): Remove menu entry.
7180 (c-tree.texi): Remove @include.
7181 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
7182 * doc/languages.texi (Reading RTL): Ditto.
7184 2010-03-12 Steve Ellcey <sje@cup.hp.com>
7187 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
7189 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7192 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
7193 code added to work around reload clobbering CONST insns.
7195 2010-03-12 Jakub Jelinek <jakub@redhat.com>
7197 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
7198 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
7199 (cselib_preserve_only_values): Remove retain argument, don't
7200 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
7201 * cselib.h (cselib_preserve_only_values): Remove retain argument.
7202 * var-tracking.c (micro_operation): Move insn field before union.
7203 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
7204 (struct variable_tracking_info_def): Remove n_mos field, change
7205 mos into a vector of micro_operations.
7206 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
7207 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
7208 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
7209 changing into a vector.
7210 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
7211 come before all other uops generated by add_stores.
7212 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
7214 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
7215 a vector. Run just one pass over the bbs instead of separate counting
7216 and computation phase.
7217 (vt_finalize): Free VTI (bb)->mos vector instead of array.
7220 * tree-inline.c (remap_decls): Put old_var rather than origin_var
7221 into *nonlocalized_list vector.
7222 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
7223 even if origin is non-NULL.
7224 (gen_variable_die): Likewise.
7225 (process_scope_var): Don't change origin.
7226 (gen_decl_die): Likewise.
7227 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
7228 before adding new edges instead of after it, fix moving over
7231 2010-03-11 David S. Miller <davem@davemloft.net>
7233 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
7235 * configure: Rebuild.
7237 2010-03-11 Martin Jambor <mjambor@suse.cz>
7239 PR tree-optimization/43257
7240 * tree.c (assign_assembler_name_if_neeeded): New function.
7241 (free_lang_data_in_cgraph): Assembler name assignment moved to the
7243 * tree.h (assign_assembler_name_if_neeeded): Declare.
7244 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
7245 the function if needed.
7247 2010-03-11 Chris Demetriou <cgd@google.com>
7249 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
7250 include/stdint-gcc.h, and include/stdint.h world-readable.
7252 2010-03-11 Richard Guenther <rguenther@suse.de>
7254 PR tree-optimization/43255
7255 * tree-vrp.c (process_assert_insertions_for): Do not insert
7256 asserts for trivial conditions.
7258 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7260 PR tree-optimization/43280
7261 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
7262 generation. Move calculation of size out of the if branch.
7263 (find_bswap): Modify compare number generation.
7265 2010-03-11 Richard Guenther <rguenther@suse.de>
7268 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
7269 (input_gimple_stmt): Fixup handled component types during
7270 operand read. Also fix up decls in ADDR_EXPRs.
7272 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
7274 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
7275 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
7277 2010-03-10 Jan Hubicka <jh@suse.cz>
7280 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
7281 * varasm.c (get_variable_section): Don't do that here...
7282 (make_decl_rtl): ... and here.
7283 (do_assemble_alias): Produce decl RTL.
7284 (assemble_alias): Likewise.
7286 2010-03-10 Jakub Jelinek <jakub@redhat.com>
7289 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
7290 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
7292 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
7293 (based_loc_descr): Only express drap or vdrap regno based expressions
7294 using DW_OP_fbreg when not optimizing.
7295 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
7296 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
7297 REG_CFA_SET_VDRAP note.
7299 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
7301 PR tree-optimization/43236
7302 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
7303 error in calculation of base address in reverse iteration case.
7304 (generate_builtin): Take number of latch executions if the statement
7307 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
7310 * tree-eh.c: Include pointer-set.h.
7311 (lower_eh_dispatch): Filter out duplicate case labels and
7312 remove the unneeded edge when the label is unused. Return
7313 true when some edges are removed.
7314 (execute_lower_eh_dispatch): When any lowering resulted in
7315 removing an edge, also delete unreachable blocks.
7317 2010-03-10 Jakub Jelinek <jakub@redhat.com>
7320 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
7321 UNSPEC_MACHOPIC_OFFSET.
7323 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
7326 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
7327 (m68k_delegitimize_address): New function.
7329 2010-03-09 Jakub Jelinek <jakub@redhat.com>
7332 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
7335 * var-tracking.c (adjust_sets): New function.
7336 (count_with_sets, add_with_sets): Use it.
7337 (get_adjusted_src): New inline function.
7338 (add_stores): Use it.
7341 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
7342 call cselib_dummy_expand_value_rtx_cb instead of
7343 cselib_expand_value_rtx_cb.
7346 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
7347 * config/i386/i386.c: Include debug.h and dwarf2out.h.
7348 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
7349 and .cfi_endproc around the pic thunks.
7350 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
7351 all queued unwind info register saves are saved before the call.
7352 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
7353 considered as sp-=4 for unwind info and the pop as sp+=4 which
7354 also clobbers dest, but doesn't actually restore it.
7357 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
7358 RTX_FRAME_RELATED_P.
7360 2010-03-09 Jie Zhang <jie@codesourcery.com>
7362 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
7363 whitespaces in output template.
7365 2010-03-09 Jie Zhang <jie@codesourcery.com>
7367 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
7370 2010-03-08 Jakub Jelinek <jakub@redhat.com>
7372 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
7373 builtins.exp in a separate job.
7375 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7377 * graphite-sese-to-poly.c (add_param_constraints): Use
7378 lower_bound_in_type and upper_bound_in_type.
7380 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7382 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
7383 instead of unsigned_type_node.
7385 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7386 Reza Yazdani <reza.yazdani@amd.com>
7389 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
7390 on pointer type parameters.
7392 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
7396 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
7397 handle conversions from pointer to integers.
7398 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
7399 induction variable, to be able to work with code generated by CLooG.
7400 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
7401 (build_poly_scop): Bail out if we cannot codegen a loop.
7403 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
7405 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
7406 code generation with gloog_error.
7408 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7410 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
7411 Call fold_convert on all the returned values.
7412 (expand_scalar_variables_expr): Pass to
7413 expand_scalar_variables_ssa_name the type of the resulting expression.
7415 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7417 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
7418 ppl_min_for_le_pointset.
7419 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
7420 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
7422 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7424 * graphite-dependences.c (map_into_dep_poly): Removed.
7425 (dependence_polyhedron_1): Use combine_context_id_scat.
7427 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7429 * graphite-poly.h (struct poly_scattering): Add layout documentation.
7430 (struct poly_bb): Same.
7431 (combine_context_id_scat): New.
7433 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7436 * sese.c (name_defined_in_loop_p): Return false for default
7439 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7441 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
7442 and clean up the logic.
7444 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7446 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
7449 2010-03-08 Jakub Jelinek <jakub@redhat.com>
7451 * var-tracking.c (remove_cselib_value_chains): Define only for
7453 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
7454 delete_slot_part, emit_notes_for_differences_1): Don't call
7455 remove_cselib_value_chains here.
7456 (set_slot_part, emit_notes_for_differences_2): Don't call
7457 add_cselib_value_chains here.
7458 (preserved_values): New vector.
7459 (preserve_value): New function.
7460 (add_uses, add_stores, vt_add_function_parameters): Use it
7461 instead of cselib_preserve_value.
7462 (changed_values_stack): New vector.
7463 (check_changed_vars_0): New function.
7464 (check_changed_vars_1, check_changed_vars_2): Use it.
7465 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
7466 changed_values_stack VALUEs.
7467 (vt_emit_notes): For all preserved_values call
7468 add_cselib_value_chains. If ENABLE_CHECKING call
7469 remove_cselib_value_chains before verifying value_chains is empty.
7470 Initialize and free changed_values_stack.
7471 (vt_initialize): Initialize preserved_values.
7472 (vt_finalize): Free preserved_values.
7474 2010-03-08 Richard Guenther <rguenther@suse.de>
7476 PR tree-optimization/43269
7477 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
7480 2010-03-08 Martin Jambor <mjambor@suse.cz>
7482 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
7483 (ipa_is_param_called): Removed.
7484 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
7485 (ipa_print_node_params): Do not print the called flag.
7486 (ipa_write_node_info): Do not stream the called flag.
7487 (ipa_read_node_info): Likewise.
7489 2010-03-07 Jakub Jelinek <jakub@redhat.com>
7492 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
7493 * cselib.c (struct expand_value_data): Add dummy field.
7494 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
7496 (cselib_dummy_expand_value_rtx_cb): New function.
7497 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
7499 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
7500 * var-tracking.c: Include pointer-set.h.
7501 (variable): Change n_var_parts to char from int. Add
7502 cur_loc_changed and in_changed_variables fields.
7503 (variable_canonicalize): Remove.
7504 (shared_var_p): New inline function.
7505 (unshare_variable): Maintain cur_loc_changed and
7506 in_changed_variables fields. If var was in changed_variables,
7507 replace it there with new_var. Just copy cur_loc instead of
7508 resetting it to something else.
7509 (variable_union): Don't recompute cur_loc. Use shared_var_p.
7510 (dataflow_set_union): Don't call variable_canonicalize.
7511 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
7512 of their DEBUG_EXPR_TREE_DECLs.
7513 (canonicalize_loc_order_check): Verify that cur_loc is NULL
7514 and in_changed_variables and cur_loc_changed is false.
7515 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
7516 and cur_loc_changed. Don't update cur_loc here.
7517 (variable_merge_over_src): Don't call variable_canonicalize.
7518 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
7519 removing loc that is equal to cur_loc, clear cur_loc,
7520 set cur_loc_changed and ensure variable_was_changed is called.
7521 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
7522 compare pointers in cur_loc check, if it is equal to loc,
7523 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
7524 (variable_different_p): Remove compare_current_location argument,
7525 don't compare cur_loc.
7526 (dataflow_set_different_1): Adjust variable_different_p caller.
7527 (variable_was_changed): If dv had some var in changed_variables
7528 already, reset in_changed_variables flag for it and propagate
7529 cur_loc_changed over to the new variable. On empty var
7530 always set cur_loc_changed. Set in_changed_variables on whatever
7531 var is added to changed_variables.
7532 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
7533 Use shared_var_p. When removing loc that is equal to cur_loc,
7534 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
7535 end, don't set it to something else, just call variable_was_changed.
7536 (delete_slot_part): Use shared_var_p. When cur_loc equals to
7537 loc being removed, clear cur_loc and set cur_loc_changed.
7538 Set cur_loc_changed if all locations have been removed.
7539 (struct expand_loc_callback_data): New type.
7540 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
7541 allocated. Always create SUBREGs if simplify_subreg failed.
7542 Prefer to use cur_loc, when that fails and still in
7543 changed_variables (and seen first time) recompute it. Set
7544 cur_loc_changed of variables which had to change cur_loc and
7545 compute elcd->cur_loc_changed if any of the subexpressions used
7546 had to change cur_loc.
7547 (vt_expand_loc): Adjust to pass arguments in
7548 expand_loc_callback_data structure.
7549 (vt_expand_loc_dummy): New function.
7550 (emitted_notes): New variable.
7551 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
7552 that weren't used for any other decl in current
7553 emit_notes_for_changes call call vt_expand_loc_dummy to update
7554 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
7555 first loc_chain location if NULL before. Always use just
7556 cur_loc instead of first loc_chain location. When cur_loc_changed
7557 is false, when not --enable-checking=rtl just don't emit any note.
7558 When rtl checking, compute the note and assert it is the same
7559 as previous note. Clear cur_loc_changed and in_changed_variables
7560 at the end before removing from changed_variables.
7561 (check_changed_vars_3): New function.
7562 (emit_notes_for_changes): Traverse changed_vars to call
7563 check_changed_vars_3 on each changed var.
7564 (emit_notes_for_differences_1): Clear cur_loc_changed and
7565 in_changed_variables. Recompute cur_loc of new_var.
7566 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
7567 (vt_emit_notes): Initialize and destroy emitted_notes.
7569 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
7571 PR rtl-optimization/42220
7572 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
7573 Use verify_reg_tracked to determine if we should use OP_OUT rather
7575 (build_def_use): If we see an in-out operand for a register that we
7576 know nothing about, treat is an output if possible, fail the block if
7579 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
7582 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
7585 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
7588 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
7589 uses of relevant DEFs that are dead outside the loop too.
7591 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
7593 * var-tracking.c (dataflow_set_merge): Swap src and src2.
7595 2010-01-13 Jakub Jelinek <jakub@redhat.com>
7597 * var-tracking.c (values_to_unmark): New variable.
7598 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
7599 values_to_unmark vector. Moved body to...
7600 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
7601 instead queue it into values_to_unmark vector.
7602 (vt_find_locations): Free values_to_unmark vector.
7604 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
7606 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
7607 (site.exp): Export them when plugins are enabled.
7609 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
7612 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
7614 (chrec_fold_multiply): Same.
7616 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
7619 * c-decl.c (build_compound_literal): Return early if init is
7622 2010-03-04 Martin Jambor <mjambor@suse.cz>
7624 PR tree-optimization/43164
7625 PR tree-optimization/43191
7626 * tree-sra.c (type_consists_of_records_p): Reject records with
7627 zero-size bit-fields at the end.
7629 2010-03-04 Mike Stump <mikestump@comcast.net>
7631 * Makefile.in (TAGS): Remove *.y.
7633 2010-03-04 Richard Guenther <rguenther@suse.de>
7635 PR tree-optimization/40761
7636 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
7638 (my_rev_post_order_compute): New function.
7639 (init_pre): Call it.
7641 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
7644 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
7645 decrease the cost of an IV candidate when the cost is infinite.
7647 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7649 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
7650 Use '3DNow!' for the extension of that name, ensure normal space
7652 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
7654 2010-03-03 Jeff Law <law@redhat.com>
7656 * PR middle-end/32693
7657 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
7658 than gen_rtx_SUBREG.
7659 (extract_bit_field_1): Likewise.
7661 2010-03-03 Janis Johnson <janis187@us.ibm.com>
7663 * doc/sourcebuild.texi (Test directives): Document that arguments
7664 include-opts and exclude-opts are now optional for dg-skip-if,
7665 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
7667 2010-03-03 Jason Merrill <jason@redhat.com>
7670 * cgraph.h (varpool_node): Add extra_name field.
7671 * varpool.c (varpool_extra_name_alias): New.
7672 (varpool_assemble_decl): Emit extra name aliases.
7673 (varpool_mark_needed_node): Look past an extra name alias.
7674 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
7675 * lto-streamer-in.c (lto_input_tree): Read it.
7676 * lto-streamer-out.c (output_unreferenced_globals): Write it.
7678 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
7680 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
7681 (sparc*-*-solaris2*): ...this.
7683 2010-03-03 Jakub Jelinek <jakub@redhat.com>
7686 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
7687 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
7688 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
7689 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
7692 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
7693 fallthrough to default handling, just with want_address 0 instead of 2.
7694 For single element lists, add_AT_loc directly, otherwise create an
7695 artificial variable DIE and stick location list to it.
7698 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
7699 (VAL_EXPR_HAS_REVERSE): Define.
7700 (reverse_op): New function.
7701 (add_stores): For reversible operations add an extra MO_VAL_USE.
7703 2010-03-02 Jason Merrill <jason@redhat.com>
7705 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
7707 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
7709 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
7710 (sparc64-*-linux*): Likewise.
7711 (sparc64-*-solaris2*): Include assembler files before linker ones.
7712 (sparc-*-solaris2*): Simplify and reorder to match previous case.
7713 * config/sparc/gas.h: Delete.
7714 * config/sparc/sol2-64.h: Add copyright notice.
7715 * config/sparc/sol2-gas-bi.h: Likewise.
7716 * config/sparc/sol2-gld.h: Likewise.
7717 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
7718 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
7719 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
7720 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
7721 (sparc_elf_asm_named_section): Rename into...
7722 (sparc_solaris_elf_asm_named_section): ...this. Always define.
7724 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
7726 * config/alpha/alpha.c (override_options): Fix -mtune error message.
7728 2010-03-02 Jeff Law <law@redhat.com>
7731 * reload1.c (rtx_p, substitute_stack): Declare.
7732 (substitute): Record addresses of changed rtxs.
7733 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
7734 Restore the original rtx when complete.
7735 (reload): Free subsitute_stack when complete.
7737 2010-03-02 Janis Johnson <janis187@us.ibm.com>
7739 * doc/gccint.texi (menu): Add Testsuites as a chapter.
7740 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
7742 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
7743 LTO Testing, gcov Testing, profopt Testing, compat Testing,
7744 Torture Tests): Change from subsection to section.
7746 2010-03-02 Jakub Jelinek <jakub@redhat.com>
7747 Steven Bosscher <steven@gcc.gnu.org>
7749 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
7752 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
7755 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
7756 the assignment from the new induction variable to the assignment
7757 of the value from the original loop PHI function.
7759 2010-03-01 Janis Johnson <janis187@us.ibm.com>
7760 Daniel Jacobowitz <dan@codesourcery.com>
7762 * doc/sourcebuild.texi (Test directives): Clarify options to
7765 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7767 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
7768 Disable cfi directives unless GCC and gas agree on using read-only
7769 .eh_frame sections for 64-bit.
7770 * configure: Regenerate.
7772 2010-03-01 Richard Guenther <rguenther@suse.de>
7774 PR tree-optimization/43220
7775 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
7776 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
7778 2010-03-01 Richard Guenther <rguenther@suse.de>
7779 Martin Jambor <mjambor@suse.cz>
7782 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
7783 gimplified parameters.
7785 2010-03-01 Christian Bruel <christian.bruel@st.com>
7787 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
7789 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
7791 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
7793 2010-03-01 Richard Guenther <rguenther@suse.de>
7796 * expr.c (expand_assignment): Use the alias-oracle to tell
7797 if the rhs aliases the result decl.
7799 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7802 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
7803 to sol_gt_pch_get_address.
7804 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
7805 64-bit, SPARC and x86.
7806 (sol_gt_pch_get_address): New function.
7808 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
7810 * toplev.h (inform_n, error_n): Declare.
7811 * diagnostic.c (inform_n, error_n): New function.
7813 2010-03-01 Jakub Jelinek <jakub@redhat.com>
7815 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
7816 has no rtl yet when processing local_decls, queue it and recheck
7817 if deferred stack allocation hasn't assigned it rtl.
7819 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
7821 * config/sh/sh.c (unspec_bbr_uid): New.
7822 (gen_block_redirect): Use it instead of INSN_UID.
7823 (gen_far_branch): Likewise.
7825 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
7827 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
7828 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
7830 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7832 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
7833 (Warning Options): -Wno-conversion-null is valid for
7834 Objective-C++ as well.
7835 * doc/tm.texi (Named Address Spaces): Likewise.
7836 * doc/plugins.texi (Plugins): Replace TABs with spaces.
7837 * doc/tree-ssa.texi (Tree SSA): Likewise.
7839 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
7842 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
7843 by default. Don't set the default arch for
7844 i[34567]86-*-darwin*|x86_64-*-darwin*.
7846 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
7849 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
7850 default. Set the default 32bit/64bit archs with $with_arch
7851 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
7853 2010-02-27 Richard Guenther <rguenther@suse.de>
7855 PR tree-optimization/43186
7856 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
7857 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
7858 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
7859 unroller iterations.
7861 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
7863 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
7864 required and i[34567]86-*-* targets don't support 64bit ISA.
7866 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
7869 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7872 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
7874 * config.gcc: Set the default arch at least to Prescott for
7875 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
7876 if SSE math is enabled.
7878 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7880 * diagnostic.c (diagnostic_initialize): Update.
7881 (diagnostic_report_diagnostic): Test inhibit_notes_p for
7883 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
7884 (diagnostic_inhibit_notes): New.
7885 * toplev.c (process_options): inhibit notes with -fcompare-debug.
7887 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7890 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
7891 * doc/standards.texi: Likewise.
7892 * doc/extend.texi: Likewise.
7893 * doc/trouble.texi: Likewise.
7894 * doc/cppopts.texi: Likewise.
7895 * doc/install.texi: Likewise.
7896 * c.opt (std=c90,std=gnu90): New options.
7897 * c-opts.c (c_common_handle_option): Handle them.
7899 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7902 * c-decl.c (undeclared_variable): Use an informative note.
7904 2010-02-26 Richard Guenther <rguenther@suse.de>
7906 PR tree-optimization/43186
7907 * gimple.h (gimple_fold): Remove.
7908 * gimple.c (gimple_fold): Remove. Inline into single user ...
7909 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
7910 Try harder for conditions.
7912 2010-02-26 Jakub Jelinek <jakub@redhat.com>
7915 * function.c (used_types_insert): Don't skip through named pointer
7916 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
7917 and it is different from the main variant's type.
7919 2010-02-26 Nick Clifton <nickc@redhat.com>
7921 * config/rx/rx.md (sminsi3): Remove bogus alternative.
7923 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
7925 * config.gcc: Support --with-fpmath=sse for x86.
7927 * config/i386/ssemath.h: New.
7929 * doc/install.texi (--with-fpmath=sse): Documented.
7931 2010-02-26 Richard Guenther <rguenther@suse.de>
7933 PR tree-optimization/43188
7934 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
7935 vector types of over-aligned element type.
7937 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
7940 * config/i386/i386.c (expand_vec_perm_blend): Use correct
7941 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
7943 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
7945 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
7947 2010-02-26 Jakub Jelinek <jakub@redhat.com>
7949 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
7950 * var-tracking.c: Include diagnostic.h.
7951 (debug_dv): New function.
7952 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
7955 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
7956 (add_value_chain, add_value_chains, remove_value_chain,
7957 remove_value_chains): Handle DEBUG_EXPRs.
7958 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
7961 * regcprop.c (struct queued_debug_insn_change): New type.
7962 (struct value_data_entry): Add debug_insn_changes field.
7963 (struct value_data): Add n_debug_insn_changes field.
7964 (debug_insn_changes_pool): New variable.
7965 (free_debug_insn_changes, apply_debug_insn_changes,
7966 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
7967 (kill_value_one_regno): Call free_debug_insn_changes if needed.
7968 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
7970 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
7972 (copyprop_hardreg_forward_1): Don't call apply_change_group for
7973 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
7974 changes, call cprop_find_used_regs via note_stores.
7975 (copyprop_hardreg_forward): When copying vd from predecessor
7976 which has any queued DEBUG_INSN changes, make sure the pointers are
7977 cleared. At the end call df_analyze and then if there are any
7978 DEBUG_INSN changes queued at the end of some basic block for still
7979 live registers, apply them.
7980 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
7982 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
7984 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
7987 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
7989 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
7990 targets. Set the default with_cpu/with_arch from arch/cpu.
7991 Allow x86-64 and native for with_cpu/with_arch.
7993 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
7995 * ebitmap.c: Change calls to verify_popcount with calls to
7996 sbitmap_verify_popcount.
7997 (ebitmap_clear_bit): Fixed map->cacheindex test and
7998 map>cache update when bit clearing results in an empty
8001 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
8004 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
8005 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
8006 and support both V2DF and V2DI modes.
8007 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
8008 support both V2DF and V2DI modes.
8009 (general): Delete trailing whitespace from a few patterns.
8011 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8012 V2DF/V2DI interleave high/low builtins.
8014 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
8017 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
8018 interleave high/low functions.
8020 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
8022 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
8023 #pragma extern_prefix.
8025 2010-02-25 Jakub Jelinek <jakub@redhat.com>
8028 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
8029 BLKmode, assert op0 is a MEM and just adjust its mode.
8032 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
8033 if bitpos isn't multiple of mode's bitsize.
8035 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
8037 * c.opt (-ftemplate-depth=): New.
8038 (-ftemplate-depth-): Deprecate.
8039 * optc-gen.awk: Handle -ftemplate-depth=.
8040 * opth-gen.awk: Likewise.
8041 * c-opts.c (c_common_handle_option): Likewise.
8042 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
8044 2010-02-24 Jason Merrill <jason@redhat.com>
8046 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
8048 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8050 * cfg.c (alloc_aux_for_block): Remove inline.
8051 (alloc_aux_for_edge): Likewise.
8053 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8055 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
8057 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8059 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
8060 * config/i386/sol2-gas.h: New file.
8061 * config.gcc (i[34567]86-*-solaris2*): Use it.
8063 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
8066 * c-typeck.c (ep_convert_and_check): New.
8067 (build_conditional_expr): Use it.
8068 (build_binary_op): Likewise.
8070 2010-02-24 Jakub Jelinek <jakub@redhat.com>
8072 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
8075 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
8076 bounds even for -O+.
8077 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
8078 expr needs to have DECL_NAME set.
8080 2010-02-24 Nick Clifton <nickc@redhat.com>
8082 * config/mep/mep.c: Include gimple.h.
8083 (mep_function_uses_sp): Delete unused function.
8084 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
8085 parameters. Use unsigned integers to count args. Return a
8086 NULL_RTX instead of an error_mark_node. Toidy up formatting.
8088 2010-02-23 Jakub Jelinek <jakub@redhat.com>
8091 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
8092 greater or equal to nelt instead of 2 * nelt.
8093 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
8096 2010-02-23 Jason Merrill <jason@redhat.com>
8099 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
8100 in cfun->local_decls even if they have register types.
8103 * stor-layout.c (place_field): Don't warn about unnecessary
8104 DECL_PACKED if the type is packed.
8106 2010-02-23 Jakub Jelinek <jakub@redhat.com>
8109 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
8110 GOTOFF relocs, even when the base reg isn't pic pointer.
8112 2010-02-23 Michael Matz <matz@suse.de>
8115 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
8116 (expand_gimple_basic_block): Generate and use debug temps if there
8117 are debug uses left after the last real use of TERed ssa names.
8118 Unlink debug immediate uses when they are expanded.
8120 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
8123 * config/i386/i386.c (override_options): Reorganise to provide
8124 better error messages.
8126 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
8129 * graphite-scop-detection.c (create_single_exit_edge): Move
8130 the call to find_single_exit_edge to....
8131 (create_sese_edges): ...here. Don't handle multiple edges
8132 exiting the function.
8133 (build_graphite_scops): Don't handle multiple edges
8134 exiting the function.
8136 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
8139 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
8140 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
8142 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
8145 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
8147 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
8150 * c-typeck.c (convert_arguments): Print declaration location.
8151 * c-common.c (validate_nargs): Rename as
8152 builtin_function_validate_nargs.
8153 (check_builtin_function_arguments): Update.
8155 2010-02-22 Richard Guenther <rguenther@suse.de>
8158 * tree-inline.c (declare_return_variable): Use the type of
8159 the call stmt lhs if available.
8161 2010-02-22 Duncan Sands <baldrick@free.fr>
8163 * passes.c (register_pass): Always consider all pass lists when
8164 ref_pass_instance_number is zero.
8166 2010-02-22 Richard Guenther <rguenther@suse.de>
8168 PR tree-optimization/42749
8169 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
8170 parameter. Do arithmetic in the original type.
8171 (update_accumulator_with_ops): Likewise.
8172 (adjust_accumulator_values): Adjust.
8174 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8176 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
8177 (QI to BLKmode splitter): New splitter.
8179 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
8181 * config/i386/i386.c (initial_ix86_tune_features): Turn on
8182 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
8184 2010-02-22 Richard Guenther <rguenther@suse.de>
8186 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
8188 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
8190 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
8191 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
8192 ($(T)crti.o, $(T)crtn.o): Remove rules.
8194 2010-02-21 Tobias Burnus <burnus@net-b.de>
8197 * doc/invoke.texi (-fassociative-math): Document that this
8198 option is automatically enabled for Fortran.
8200 2010-02-20 David S. Miller <davem@davemloft.net>
8202 * configure.ac: Test if linker and assembler properly support
8203 GOTDATA_OP relocations.
8204 * configure: Rebuild.
8205 * config.in: Likewise.
8206 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
8207 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
8208 (movsi_high_pic): Likewise.
8209 (movdi_lo_sum_pic): Likewise.
8210 (movdi_high_pic): Likewise.
8211 (movsi_pic_gotdata_op): New pattern.
8212 (movdi_pic_gotdata_op): Likewise.
8213 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
8214 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
8216 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
8219 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
8220 attribute to ssemul.
8221 (xop_mulv2div2di3_high): Ditto.
8223 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
8226 * c.opt (Wconversion-null): New option.
8227 * doc/invoke.texi (Wconversion-null): Document.
8229 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
8231 * common.opt (Wlarger-than-): Add Undocumented.
8233 2010-02-19 Mike Stump <mikestump@comcast.net>
8235 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
8237 2010-02-19 Jason Merrill <jason@redhat.com>
8240 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
8241 * configure: Likewise.
8243 2010-02-20 Alan Modra <amodra@gmail.com>
8246 * cgraph.h (cgraph_make_decl_local): Declare.
8247 * cgraph.c (cgraph_make_decl_local): New function.
8248 (cgraph_make_node_local): Use it.
8249 * cgraphunit.c (cgraph_function_versioning): Likewise.
8250 * ipa.c (function_and_variable_visibility): Likewise.
8252 2010-02-19 Jakub Jelinek <jakub@redhat.com>
8255 * except.c (sjlj_emit_function_enter): Don't call
8256 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
8258 * rtl.h (add_reg_br_prob_note): Remove prototype.
8260 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8263 * c-common.c (conversion_warning): Remove widening conversions
8264 before checking the conversion of integers to reals.
8266 2010-02-19 Mike Stump <mikestump@comcast.net>
8269 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
8272 * cgraphunit.c (process_function_and_variable_attributes): Check
8273 DECL_PRESERVE_P instead of looking up attribute "used".
8274 * ipa-pure-const.c (check_decl): Likewise.
8275 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
8276 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
8277 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
8278 instead of attribute "used".
8279 * config/sol2-c.c (solaris_pragma_init): Likewise.
8280 (solaris_pragma_fini): Likewise.
8282 2010-02-19 Jakub Jelinek <jakub@redhat.com>
8284 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
8285 Use XCNEW instead of xcalloc.
8286 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
8287 XNEW instead of xmalloc.
8288 (get_fields): Use XNEWVEC instead of xmalloc.
8291 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
8292 populate vars array.
8293 (create_new_general_access): For debug stmts just reset value.
8294 (get_stmt_accesses): For accesses within debug stmts just record them
8295 using add_access_to_acc_sites instead of preventing the peeling or
8296 counting them as accesses.
8299 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
8301 2010-02-19 Richard Guenther <rguenther@suse.de>
8303 PR tree-optimization/42916
8304 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
8307 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
8309 * configure.ac: Replace all uses of changequote in macro arguments
8310 with proper quoting.
8312 2010-02-19 Jakub Jelinek <jakub@redhat.com>
8315 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
8317 2010-02-19 Richard Guenther <rguenther@suse.de>
8319 PR tree-optimization/42944
8320 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
8321 test for aliasing with errno.
8323 2010-02-19 Jakub Jelinek <jakub@redhat.com>
8326 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
8327 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
8328 * dojump.c: Include output.h.
8329 (inv): New inline function.
8330 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
8331 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
8332 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
8333 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
8334 argument, pass it down to other calls.
8335 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
8336 add REG_BR_PROB note to the conditional jump.
8337 * cfgexpand.c (add_reg_br_prob_note): Removed.
8338 (expand_gimple_cond): Don't call it, add the probability
8339 as last argument to jumpif_1/jumpifnot_1.
8340 * Makefile.in (dojump.o): Depend on output.h.
8341 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
8343 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
8344 * stmt.c (do_jump_if_equal): Likewise.
8345 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
8346 * loop-unswitch.c (compare_and_jump_seq): Likewise.
8347 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
8349 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
8350 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
8351 jumpifnot_1 callers.
8352 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
8354 (store_expr): Adjust jumpifnot caller.
8355 (store_constructor): Adjust jumpif caller.
8358 * gimplify.c (gimple_boolify): For __builtin_expect call
8359 gimple_boolify also on its first argument.
8361 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
8363 * configure.ac (gnu-unique-object): Wrap regexps using [] in
8365 (__stack_chk_fail): Ditto. Remove quadrigraphs.
8366 * configure: Regenerated.
8368 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8370 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
8371 lang_hooks.types_compatible_p instead of comptypes.
8373 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
8375 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
8376 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
8377 if __prefer_thumb__ is defined.
8379 2010-02-18 Martin Jambor <mjambor@suse.cz>
8381 PR tree-optimization/43066
8382 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
8383 array with zero-sized element type.
8385 2010-02-18 Jakub Jelinek <jakub@redhat.com>
8387 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
8388 rtx, allocate struct var_loc_node here and return it to the
8389 caller, and only if it is actually needed.
8390 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
8391 move it earlier and return immediately if it returns NULL.
8393 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
8395 * config/sparc/gas.h: New file. Restore
8396 TARGET_ASM_NAMED_SECTION to its ELF default.
8397 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
8399 * config/sparc/sparc.c (sparc_elf_asm_named_section):
8400 Likewise. Add ATTRIBUTE_UNUSED to prototype.
8401 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
8402 after sparc/sysv4.h.
8404 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
8406 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
8408 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
8410 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
8411 patterns from predicated pattern.
8413 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
8416 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
8417 for insn mnemonic suffix.
8419 2010-02-17 Richard Guenther <rguenther@suse.de>
8421 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
8424 2010-02-17 Jakub Jelinek <jakub@redhat.com>
8427 * caller-save.c (save_call_clobbered_regs): If BB ends with
8428 a DEBUG_INSN, move any notes in between last real insn and the last
8429 DEBUG_INSN after the last DEBUG_INSN.
8431 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
8433 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
8434 Fix return type. Fix argument type. Explain meaning of return value.
8436 2010-02-16 Richard Guenther <rguenther@suse.de>
8438 PR tree-optimization/41043
8439 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
8440 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
8442 (vrp_visit_phi_node): ... but only for loop PHI nodes.
8444 2010-02-16 Ira Rosen <irar@il.ibm.com>
8446 PR tree-optimization/43074
8447 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
8448 * tree-vect-loop.c (vect_analyze_loop_operations): Add
8449 vectorizable cycles in hybrid SLP check.
8450 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
8452 2010-02-16 Richard Guenther <rguenther@suse.de>
8454 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
8455 (true_dependence): If memrefs_conflict_p computes must-alias
8456 trust it. Move TBAA check after offset-based disambiguation.
8457 (canon_true_dependence): Likewise.
8459 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
8461 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
8462 * doc/invoke.texi: Document it.
8463 * var-tracking.c: Include toplev.h and params.h.
8464 (vt_find_locations): Return bool indicating success. Compute
8465 hash sizes unconditionally. Check new parameter, report.
8466 (variable_tracking_main_1): Check vt_find_locations results and
8467 retry. Renamed from...
8468 (variable_tracking_main): ... this. New wrapper to preserve
8469 flag_var_tracking_assignments.
8470 * Makefile.in (var-tracking.o): Adjust dependencies.
8472 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
8473 Jakub Jelinek <jakub@redhat.com>
8476 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
8477 if weak_import attribute is present.
8478 * config/darwin.c (machopic_select_section): Likewise.
8480 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
8482 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
8483 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
8484 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
8485 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
8487 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
8490 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
8493 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
8494 Rewrite text to refer to the names.
8496 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
8498 * config/i386/i386-builtin-types.def
8499 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
8500 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
8501 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
8502 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
8503 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
8504 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
8505 IX86_BUILTIN_VPERMIL2PS256.
8506 (MULTI_ARG_4_DF2_DI_I): Defined.
8507 (MULTI_ARG_4_DF2_DI_I1): Defined.
8508 (MULTI_ARG_4_SF2_SI_I): Defined.
8509 (MULTI_ARG_4_SF2_SI_I1): Defined.
8510 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
8511 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
8512 __builtin_ia32_vpermil2ps256.
8513 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
8514 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
8515 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
8516 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
8517 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
8518 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
8519 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
8520 CODE_FOR_xop_vpermil2v8sf3.
8521 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
8522 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
8523 * config/i386/xopintrin.h (_mm_permute2_pd): New.
8524 (_mm256_permute2_pd): New.
8525 (_mm_permute2_ps): New.
8526 (_mm256_permute2_ps): New.
8528 2010-02-15 Nick Clifton <nickc@redhat.com>
8530 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
8531 boolean parameters. Use emit_jump_insn when emitting a pop
8532 instruction containing a return insn.
8533 (push): Use 'true' rather than '1' as second parameter to F.
8534 (h8300_expand_prologue): Likewise.
8535 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
8536 (h8300_expand_epilogue): Likewise.
8538 2010-02-15 Richard Guenther <rguenther@suse.de>
8541 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
8544 2010-02-15 Nick Clifton <nickc@redhat.com>
8546 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
8549 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
8551 * intl.c (fake_ngettext): New function.
8552 * intl.h (fake_ngettext): Declare.
8553 (ngettext): Define macro.
8554 * collect2.c (notice_translated): New function.
8555 (main): Use notice_translated and ngettext.
8556 * collect2.h (notice_translated): Declare.
8558 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
8560 * reorg.c (delete_computation): Comment fixes.
8561 * caller-save.c (setup_save_areas): Idem.
8562 * sel-sched-dump.c (dump_lv_set): Idem.
8565 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8567 * config/s390/s390.c (s390_sched_init): New function.
8568 (TARGET_SCHED_INIT): Target hook defined.
8570 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
8571 Jack Howarth <howarth@bromo.med.uc.edu>
8572 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
8575 Partial revert of unintended change in fix for PR41605.
8576 * config/darwin.h: Fix typo.
8577 * config/darwin9.h: Same.
8579 2010-02-11 Jakub Jelinek <jakub@redhat.com>
8581 * c-pch.c (pch_init): Clear v.
8583 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
8586 * graphite-scop-detection.c (graphite_can_represent_scev): Call
8587 graphite_can_represent_init for MULT_EXPR.
8589 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
8593 * graphite-sese-to-poly.c (remove_phi): New.
8594 (translate_scalar_reduction_to_array): Call remove_phi.
8596 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
8599 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
8600 * graphite-clast-to-gimple.h (gloog): Update declaration.
8601 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
8602 * graphite-poly.h (struct poly_bb): Add missing comments.
8603 (struct scop): Add poly_scop_p field.
8605 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
8606 * graphite.c (graphite_transform_loops): Build the polyhedral
8607 representation for each scop before code generation.
8608 * sese.c (rename_variables_in_operand): Removed.
8609 (rename_variables_in_expr): Return the renamed expression.
8610 (rename_sese_parameters): New.
8611 * sese.h (rename_sese_parameters): Declared.
8613 2010-02-11 Richard Guenther <rguenther@suse.de>
8615 PR tree-optimization/42998
8616 * tree-ssa-pre.c (create_expression_by_pieces): Treat
8617 POINTER_PLUS_EXPR properly.
8619 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
8620 Changpeng Fang <changpeng.fang@amd.com>
8623 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
8624 the cost of an IV candidate when the IV is used in a test against zero.
8626 * gcc.dg/tree-ssa/ivopts-3.c: New.
8628 2010-02-11 Richard Guenther <rguenther@suse.de>
8631 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
8632 pointer-vs-decl case by swapping refs. Handle some cases
8633 of pointer-vs-decl disambiguations more conservatively.
8634 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
8635 to false after expanding.
8637 2010-02-11 Richard Guenther <rguenther@suse.de>
8640 * gcc.c (process_command): Handle LTO file@offset case more
8643 2010-02-11 Jakub Jelinek <jakub@redhat.com>
8645 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
8646 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
8648 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
8650 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
8651 if MEM's mode size isn't DWARF2_ADDR_SIZE.
8652 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
8653 Optimize eq/ne comparisons when both arguments are known to be
8655 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
8656 Don't mask operands unnecessarily if they are known to be already
8659 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
8661 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
8664 2010-02-10 Richard Guenther <rguenther@suse.de>
8666 PR tree-optimization/43017
8667 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
8668 for wrapping signed arithmetic.
8670 2010-02-10 Jakub Jelinek <jakub@redhat.com>
8673 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
8674 if no debug info should be emitted for it.
8676 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
8678 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
8679 note when flag_exceptions is set.
8681 2010-02-10 Duncan Sands <baldrick@free.fr>
8683 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
8685 2010-02-10 Richard Guenther <rguenther@suse.de>
8688 * tree.c (get_unwidened): Handle constants.
8689 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
8691 2010-02-10 Martin Jambor <mjambor@suse.cz>
8694 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
8695 check for variable argument counts independently.
8697 2010-02-10 Christian Bruel <christian.bruel@st.com>
8700 * config/sh/sh.c (find_barrier): Increase length for non delayed
8701 conditional branches.
8703 2010-02-10 Christian Bruel <christian.bruel@st.com>
8705 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
8707 2010-02-10 Jakub Jelinek <jakub@redhat.com>
8709 * builtins.c (set_builtin_user_assembler_name): Also handle
8710 ffs if int is smaller than word.
8712 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
8715 * ira-conflicts.c (get_dup): Remove.
8716 (process_reg_shuffles): Add new parameter. Use it as an
8717 additional guard for copy generation.
8718 (add_insn_allocno_copies): Rewrite.
8720 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
8722 * common.opt (fsched2-use-traces): Preserved for backward
8724 * doc/invoke.texi: Remove the documentation about option
8725 -fsched2-use-traces.
8726 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
8727 flag_sched2_use_traces.
8728 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
8729 the backward compatibility flag section.
8731 2010-02-09 Richard Guenther <rguenther@suse.de>
8733 PR tree-optimization/43008
8734 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
8735 make HEAP variables initialized from global memory if they
8736 are not known builtin functions.
8737 (find_func_aliases): Adjust.
8739 2010-02-09 Richard Guenther <rguenther@suse.de>
8741 PR tree-optimization/43000
8742 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
8743 arithmetic manually.
8745 2010-02-08 Jakub Jelinek <jakub@redhat.com>
8747 PR tree-optimization/42931
8748 * tree-loop-linear.c (try_interchange_loops): Don't call
8749 double_int_mul if estimated_loop_iterations failed.
8751 2010-02-08 Martin Jambor <mjambor@suse.cz>
8754 * tree-sra.c (build_accesses_from_assign): Do not mark in
8755 should_scalarize_away_bitmap if stmt has volatile ops.
8756 (sra_modify_assign): Do not process assigns piecemeal if if stmt
8759 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
8761 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
8763 2010-02-07 Adam Nemet <adambnmet@gmail.com>
8765 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
8768 2010-02-07 Andrew Pinski <pinskia@gmail.com>
8771 * df-core.c (df_finish_pass): Change type of saved_flags to int.
8773 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
8776 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
8777 to unknown_dependence.
8778 (graphite_legal_transform_dr): Handle the unknown_dependence.
8779 (graphite_carried_dependence_level_k): Same.
8781 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
8783 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
8785 2010-02-07 Richard Guenther <rguenther@suse.de>
8788 * expr.c (get_inner_reference): Always initialize *pbitsize.
8790 2010-02-07 Richard Guenther <rguenther@suse.de>
8793 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
8794 new ARRAY_REFs on variable size element or minimal index arrays.
8796 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
8797 gimple_fold_indirect_ref.
8799 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
8802 * arm.c (arm_override_options): Just return if the user has specified
8803 an invalid fpu name.
8805 2010-02-03 Jason Merrill <jason@redhat.com>
8808 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
8809 i386_pe_maybe_record_exported_symbol.
8811 2010-02-05 Steve Ellcey <sje@cup.hp.com>
8814 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
8815 (pa_delegitimize_address): New function.
8817 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
8819 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
8820 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
8822 2010-02-05 Richard Guenther <rguenther@suse.de>
8825 * lto-streamer-in.c (get_resolution): Deal with references
8826 to undefined functions.
8828 2010-02-05 Richard Guenther <rguenther@suse.de>
8830 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
8831 (fold_const_aggregate_ref): Likewise.
8832 (ccp_fold_stmt): Substitute loads.
8833 (maybe_fold_reference): Verify types before substituting.
8835 (fold_gimple_assign): Unshare properly.
8836 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
8838 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
8840 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
8841 for rs6000_gen_cell_microcode.
8843 2010-02-04 Richard Guenther <rguenther@suse.de>
8845 PR rtl-optimization/42952
8846 * dse.c (const_or_frame_p): Remove MEM handling.
8848 2010-02-04 Nick Clifton <nickc@redhat.com>
8850 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
8851 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
8852 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
8853 (mn10300_asm_output_mi_thunk): New function.
8854 (mn10300_can_output_mu_thunk): New function.
8855 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
8856 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
8857 (FUNCTION_ARG): Delete incorrect comment.
8859 2010-02-03 Jason Merrill <jason@redhat.com>
8862 * fold-const.c (operand_equal_p): Handle erroneous types.
8864 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
8866 * config/h8300/h8300.md (can_delay): Fix attibute condition.
8868 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
8870 PR rtl-optimization/42941
8871 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
8874 2010-02-03 Jason Merrill <jason@redhat.com>
8877 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
8879 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
8882 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
8883 (cselib_reset_table): Renamed from...
8884 (cselib_reset_table_with_next_value): ... this.
8885 (cselib_get_next_uid): Renamed from...
8886 (cselib_get_next_unknown_value): ... this.
8887 * cselib.c (next_uid): Renamed from...
8888 (next_unknown_value): ... this.
8889 (cselib_clear_table): Adjust.
8890 (cselib_reset_table): Adjust. Renamed from...
8891 (cselib_reset_table_with_next_value): ... this.
8892 (cselib_get_next_uid): Adjust. Renamed from...
8893 (cselib_get_next_unknown_value): ... this.
8894 (get_value_hash): Use hash.
8895 (cselib_hash_rtx): Likewise.
8896 (new_cselib_val): Adjust. Set and dump uid.
8897 (cselib_lookup_mem): Pass next_uid as hash.
8898 (cselib_subst_to_values): Likewise.
8899 (cselib_log_lookup): Dump uid.
8900 (cselib_lookup): Pass next_uid as hash. Adjust.
8901 (cselib_process_insn): Adjust.
8902 (cselib_init): Initialize next_uid.
8903 (cselib_finish): Adjust.
8904 (dump_cselib_table): Likewise.
8905 * dse.c (canon_address): Dump value uid.
8906 * print-rtl.c (print_rtx): Print value uid.
8907 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
8909 (dv_uid): New function, sort of renamed from...
8910 (dv_htab_hash): ... this, reimplemented in terms of it and...
8911 (dv_uid2hash): ... this. New.
8912 (variable_htab_eq): Drop excess assertions.
8913 (tie_break_pointers): Removed.
8914 (canon_value_cmp): Compare uids.
8915 (variable_post_merge_New_vals): Print uids.
8916 (vt_add_function_parameters): Adjust.
8917 (vt_initialize): Reset table. Adjust.
8919 2010-02-03 Richard Guenther <rguenther@suse.de>
8921 PR tree-optimization/42944
8922 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
8923 (call_may_clobber_ref_p_1): Likewise. Properly handle
8924 malloc and calloc clobbering errno.
8926 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
8928 * doc/invoke.texi: Fix name of sched1 dump.
8930 * opts.c (decode_options): Set flag_tree_switch_conversion
8931 only conditionally on optimize >= 2.
8933 * gcse.c: Assorted comment fixes in pass description.
8935 2010-02-03 Anthony Green <green@moxielogic.com>
8937 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
8938 nop padding in order to maintain alignment of storage location of
8939 target function address.
8940 (moxie_trampoline_init): Store target function address at newly
8942 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
8944 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
8946 2010-02-03 Richard Guenther <rguenther@suse.de>
8949 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
8951 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8953 * config.gcc: Reenable check for obsolete targets.
8954 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
8955 mips-sgi-irix6.[0-4]*.
8957 2010-02-02 Nick Clifton <nickc@redhat.com>
8959 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
8960 constant size of 4 as being the same as 0.
8961 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
8962 can take values in the range 0..4.
8964 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
8967 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
8968 as _darwin10_Unwind_FindEnclosingFunction().
8969 * libgcc-libsystem.ver: New.
8971 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
8974 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
8975 implicitly set registers.
8977 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
8979 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
8980 (arm_override_options): Allow automatic selection of the thread
8981 pointer register if thumb2.
8982 (legitimize_pic_address): Improve code sequences for Thumb2.
8983 (arm_call_tls_get_addr): Likewise.
8984 (legitimize_tls_address): Likewise.
8985 * arm.md (pic_load_addr_arm): Delete. Replace with ...
8986 (pic_load_addr_32bit): ... this. New named pattern.
8987 * thumb2.md (pic_load_addr_thumb2): Delete.
8988 (pic_load_dot_plus_four): Delete.
8989 (tls_load_dot_plus_four): New named pattern.
8991 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8994 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
8995 Document fix for TLS bug.
8997 2010-01-31 Richard Guenther <rguenther@suse.de>
8999 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
9000 conservatively correct.
9002 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9006 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9008 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
9010 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9012 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
9014 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
9016 * config.gcc: Adjust order of makefile fragments for mingw targets.
9018 2010-01-31 Richard Guenther <rguenther@suse.de>
9021 * gimplify.c (gimplify_init_constructor): For volatile LHS
9022 initialize a temporary.
9024 2010-01-31 Matthias Klose <doko@ubuntu.com>
9026 * configure.ac: Fix __stack_chk_fail check for cross builds configured
9028 * configure: Regenerate.
9030 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
9032 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
9033 the same alias set and their sizes different constantness.
9034 (aliasing_component_refs_p): Revert 2009-10-24 change.
9036 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9038 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
9041 2010-01-29 Richard Guenther <rguenther@suse.de>
9043 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
9044 Assert we successfully updated the call.
9046 2010-01-29 Jakub Jelinek <jakub@redhat.com>
9048 PR rtl-optimization/42889
9049 * df.h (df_set_bb_dirty_nonlr): New prototype.
9050 * df-core.c (df_set_bb_dirty_nonlr): New function.
9051 * df-scan.c (df_insn_rescan): Call it instead of
9052 df_set_bb_dirty for DEBUG_INSNs.
9054 2010-01-29 Richard Guenther <rguenther@suse.de>
9057 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
9058 quadratic behavior in most cases.
9060 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
9063 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
9064 in the call to gen_x86_movsicc_0_m1.
9066 2010-01-28 Richard Guenther <rguenther@suse.de>
9068 PR tree-optimization/42871
9069 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
9071 2010-01-28 Richard Guenther <rguenther@suse.de>
9073 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
9074 into call arguments.
9076 2010-01-28 Richard Guenther <rguenther@suse.de>
9079 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
9080 the forwarder if the destination is an EH landing pad.
9082 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
9084 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
9085 block list passed to gimple_duplicate_sese_tail.
9086 (parallelize_loops): Avoid parallelization when the function
9088 Avoid parallelization when the preheader is IRREDUCIBLE.
9089 Try to optimize when estimated_loop_iterations_int is unresolved.
9090 Add the loop's location to the dump file.
9091 * tree-cfg.c (add_phi_args_after_redirect): Remove.
9092 (gimple_duplicate_sese_tail): Remove the check for the latch.
9093 Redirect nexits to the exit block.
9094 Remove handling of the incoming edges to the latch.
9095 Redirect the backedge from the copied latch to the exit bb.
9097 2010-01-28 Michael Matz <matz@suse.de>
9100 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
9101 Wrap force_reg into a sequence, emit it before user.
9103 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
9105 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
9107 (arm_legacy_rev): Likewise.
9108 (thumb_legacy_rev): Likewise.
9110 2010-01-27 Jakub Jelinek <jakub@redhat.com>
9112 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
9113 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
9114 on MEM's address failed, try avoid_constant_pool_reference and
9115 recurse if it returned something different.
9116 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
9117 address, try avoid_constant_pool_reference and recurse if it
9118 returned something different.
9119 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
9120 address and avoid_constant_pool_reference returned something
9121 different, don't set have_address.
9123 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
9126 * var-tracking.c (val_store): Add modified argument, obey it.
9128 (count_uses): Move down logging of main.
9129 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
9130 don't need resolution.
9131 (emit_notes_in_bb): Likewise.
9133 2010-01-27 Richard Guenther <rguenther@suse.de>
9136 * tree-inline.c (remap_decl): Delay remapping of SSA name
9137 default definitions until we need them.
9139 2010-01-27 Jakub Jelinek <jakub@redhat.com>
9141 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
9142 (rs6000_delegitimize_address): New function.
9144 * config/s390/s390.c (s390_delegitimize_address): Call
9145 delegitimize_mem_from_attrs.
9148 * tree-inline.c (cannot_copy_type_1): Removed.
9149 (copy_forbidden): Don't forbid copying of functions containing
9150 records/unions with variable length fields.
9152 2010-01-27 Christian Bruel <christian.bruel@st.com>
9156 * config/sh/sh.c (find_barrier): Increase length for non delayed
9157 conditional branches.
9159 2010-01-27 Matthias Klose <doko@ubuntu.com>
9161 * configure.ac (gnu-unique-object): Fix ldd version check.
9162 * configure: Regenerate.
9164 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9166 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
9168 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
9169 Test for HAVE_GNU_AS value.
9171 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9173 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
9174 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
9175 INT64_TYPE): Define.
9176 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
9177 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9178 INT_LEAST64_TYPE): Define.
9179 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
9180 UINT_LEAST64_TYPE): Define.
9181 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
9182 INT_FAST64_TYPE): Define.
9183 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9184 UINT_FAST64_TYPE): Define.
9185 (INTMAX_TYPE, UINTMAX_TYPE): Define.
9186 (INTPTR_TYPE, UINTPTR_TYPE): Define.
9187 (SIG_ATOMIC_TYPE): Define.
9189 2010-01-26 Richard Guenther <rguenther@suse.de>
9191 * df-scan.c (df_scan_set_bb_info): Remove assert.
9192 (df_insn_rescan_debug_internal): Merge asserts.
9193 (df_install_ref): Likewise.
9194 (df_mark_reg): Use bitmap_set_range.
9195 (df_hard_reg_used_p): Remove assert.
9196 (df_hard_reg_used_count): Likewise.
9198 2010-01-26 Richard Guenther <rguenther@suse.de>
9200 PR rtl-optimization/42685
9201 * web.c (web_main): Ignore DEBUG_INSNs.
9203 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
9205 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
9207 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
9208 Fix types of fndecl and arglist parameters.
9210 2010-01-26 Richard Guenther <rguenther@suse.de>
9213 * tree-eh.c (unsplit_eh): Skip debug insns.
9215 2010-01-26 Richard Guenther <rguenther@suse.de>
9217 PR tree-optimization/42250
9218 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
9220 2010-01-26 Jakub Jelinek <jakub@redhat.com>
9223 * omp-low.c (expand_omp_sections): Only use single_pred if
9224 l2_bb is single_pred_p.
9226 2010-01-25 Christian Bruel <christian.bruel@st.com>
9229 * config/sh/sh.c (find_barrier): Increase length for non delayed
9230 conditional branches.
9231 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
9233 2010-01-24 David S. Miller <davem@davemloft.net>
9235 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
9236 define if not using GAS.
9237 * config/sparc/sparc.c (sparc_elf_asm_named_section):
9238 Likewise. Delete SECTION_MERGE code, which is only applicable
9241 2010-01-24 Mark Mitchell <mark@codesourcery.com>
9244 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
9245 mangling of va_list in system headers.
9247 2010-01-23 Toon Moene <toon@moene.org>
9249 * tree-predcom.c (combine_chains): Return NULL, not false.
9251 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
9253 * tree-loop-distribution.c (distribute_loop): Fix declaration and
9254 initialization of variable res to agree with return type.
9256 2010-01-22 Steve Ellcey <sje@cup.hp.com>
9258 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
9259 * tree-sra.c: Add include of expr.h.
9261 2010-01-22 Jakub Jelinek <jakub@redhat.com>
9263 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
9264 insert the debug stmt on the single non-EH edge from the stmt.
9266 2010-01-22 Richard Henderson <rth@redhat.com>
9269 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
9270 the RHS until after generate_subtree_copies has insertted its
9271 code before the current statement.
9273 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
9275 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
9277 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
9279 2010-01-21 Martin Jambor <mjambor@suse.cz>
9281 PR tree-optimization/42585
9282 * tree-sra.c (struct access): New field grp_total_scalarization.
9283 (dump_access): Dump the new field.
9284 (should_scalarize_away_bitmap): New variable.
9285 (cannot_scalarize_away_bitmap): Likewise.
9286 (sra_initialize): Allocate new bitmaps.
9287 (sra_deinitialize): Free new bitmaps.
9288 (create_access_1): New function.
9289 (create_access): Parts moved to create_access_1.
9290 (type_consists_of_records_p): New function.
9291 (completely_scalarize_record): Likewise.
9292 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
9293 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
9294 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
9296 (analyze_all_variable_accesses): Completely scalarize small eligible
9299 2010-01-21 Martin Jambor <mjambor@suse.cz>
9301 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
9303 2010-01-21 Andrew Haley <aph@redhat.com>
9305 * gcc.c (process_command): Move lang_specific_driver before
9306 setting cc_libexec_prefix.
9308 2010-01-21 Richard Guenther <rguenther@suse.de>
9311 * fold-const.c (negate_expr_p): Pretend only negative
9312 real constants are easily negatable.
9314 2010-01-20 Janis Johnson <janis187@us.ibm.com>
9315 Jason Merrill <jason@redhat.com>
9317 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
9318 (TYPE_TRANSPARENT_AGGR): this, for union and record.
9319 * calls.c (initialize argument_information): Handle it.
9320 * c-common.c (handle_transparent_union_attribute): Use new name.
9321 * c-decl.c (finish_struct): Ditto.
9322 * c-typeck.c (type_lists_compatible_p): Ditto.
9323 (convert_for_assignment): Use new name and also handle record.
9324 * function.c (aggregate_value_p): Handle it.
9325 (pass_by_reference): Ditto.
9326 (assign_parm_data_types): Ditto.
9327 * print-tree.c (print_node): Ditto.
9328 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
9329 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
9330 * tree.c (first_field): New fn.
9332 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
9335 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
9336 even when linking statically, for now.
9338 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
9341 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
9342 without a cselib val.
9343 (count_uses): Accept MO_VAL_SET with no val on stores.
9344 (add_stores): Likewise.
9346 2010-01-20 Jakub Jelinek <jakub@redhat.com>
9348 * var-tracking.c (check_value_val): Add a compile time assertion.
9349 (dv_is_decl_p): Simplify.
9350 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
9351 gcc_assert if ENABLE_CHECKING.
9353 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
9356 * var-tracking.c: Include tree-flow.h.
9357 (mem_dies_at_call): New.
9358 (dataflow_set_preserve_mem_locs): Use it.
9359 (dataflow_set_remove_mem_locs): Likewise.
9360 (dump_var): Renamed from dump_variable. Adjust all callers.
9361 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
9362 * Makefile.in (var-tracking.o): Adjust deps.
9364 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
9366 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
9368 2010-01-20 Richard Guenther <rguenther@suse.de>
9370 PR tree-optimization/42717
9371 * tree-ssa-dce.c (get_live_post_dom): Remove.
9372 (forward_edge_to_pdom): Take an arbitrary edge to copy
9373 degenerate PHI args from.
9374 (remove_dead_stmt): Use the first post-dominator even if it
9375 does not contain live statements as redirection destination.
9377 2010-01-20 Richard Guenther <rguenther@suse.de>
9379 * tree-inline.c (estimate_num_insns): Handle EH builtins.
9381 2010-01-20 Jakub Jelinek <jakub@redhat.com>
9383 * sel-sched.c (create_speculation_check): Remove set but not used
9385 (try_transformation_cache): Remove set but not used variable ds.
9386 (calculate_privileged_insns): Remove set but not used variables
9387 cur_insn and min_spec_insn.
9388 (find_best_expr): Remove set but not used variable avail_n.
9389 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
9391 * cgraphunit.c (assemble_thunk): Remove set but not used variable
9393 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
9394 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
9397 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
9400 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
9401 cpu types. Add support for *-sse3 cpu types.
9402 (x86_64-*-*): Ditto.
9404 2010-01-20 Jakub Jelinek <jakub@redhat.com>
9407 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
9408 argument, call initializer_constant_valid_p_1 instead of
9409 initializer_constant_valid_p, pass CACHE to it, return NULL
9410 immediately if first call returns NULL.
9411 (initializer_constant_valid_p_1): New function.
9412 (initializer_constant_valid_p): Use it.
9414 2010-01-20 Thomas Quinot <quinot@adacore.com>
9416 * tree.def (PLACEHOLDER_EXPR): Fix comment.
9418 2010-01-20 Jakub Jelinek <jakub@redhat.com>
9420 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
9421 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
9422 (loc_list_from_tree): Don't handle unsigned division. Handle
9423 signed modulo using DW_OP_{over,over,div,mul,minus}.
9424 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
9425 modulo instead of signed.
9427 2010-01-20 DJ Delorie <dj@redhat.com>
9429 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
9431 (h8300_emit_stack_adjustment): Propogate it.
9433 (h8300_expand_prologue): Likewise.
9434 (h8300_expand_epilogue): Likewise.
9436 2010-01-19 Michael Matz <matz@suse.de>
9438 PR tree-optimization/41783
9439 * tree-data-ref.c (toplevel): Include flags.h.
9440 (dump_data_dependence_relation): Also dump the inputs if the
9441 result will be unknown.
9442 (split_constant_offset_1): Look through some conversions.
9443 * tree-predcom.c (determine_roots_comp): Restart a new chain if
9444 the offset from last element is too large.
9445 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
9446 (reassociate_to_the_same_stmt): Handle vector registers.
9447 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
9449 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
9450 wide_prolog_niters argument, emit widening instructions.
9451 (vect_do_peeling_for_alignment): Adjust caller, use widened
9452 variant of the iteration cound.
9453 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
9455 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9458 * config/arm/neon-testgen.m (emit_automatics): New parameter
9459 features. Adjust for Fixed_return_reg feature.
9460 (test_intrinsic): Call emit_automatics with new feature.
9461 * config/arm/neon.ml: Update copyright years.
9462 (features): New Fixed_return_reg feature.
9463 (ops): Update feature for Vget_low.
9465 2010-01-19 Jakub Jelinek <jakub@redhat.com>
9467 PR tree-optimization/42719
9468 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
9472 * fwprop.c (all_uses_available_at): Return false if def_set dest
9473 is a REG that is used in def_insn.
9475 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
9477 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
9479 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
9482 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
9484 * target.h (struct gcc_target) <secondary_reload>: Change type
9485 of last argument to secondary_reload_info *.
9487 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
9490 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
9491 memory references with unaligned offsets. Remove CQImode handling.
9492 (unaligned_memory_operand): Return 1 for memory references with
9493 unaligned offsets. Remove CQImode handling.
9495 2010-01-18 Richard Guenther <rguenther@suse.de>
9498 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
9501 2010-01-18 Richard Guenther <rguenther@suse.de>
9503 PR tree-optimization/42781
9504 * tree-ssa-structalias.c (find_what_var_points_to): Skip
9505 restrict processing only if the original variable was artificial.
9507 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
9509 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
9510 find number of popped argument bytes.
9512 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
9513 Fix the text that describes the return value for invalid insns.
9515 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
9517 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
9518 Clarify what 'cost of the -dependence' is. Fix quoting.
9520 * toplev.c (default_get_pch_validity): Rename argument to "sz".
9521 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
9523 2010-01-17 Jakub Jelinek <jakub@redhat.com>
9525 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
9526 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
9528 2010-01-17 Richard Guenther <rguenther@suse.de>
9531 * function.c (split_complex_args): Take a VEC to modify.
9532 (assign_parms_augmented_arg_list): Build a VEC instead of
9533 a chain of PARM_DECLs.
9534 (assign_parms_unsplit_complex): Take a VEC of arguments.
9535 Do not fixup unmodified parms.
9536 (assign_parms): Deal with the VEC.
9537 (gimplify_parameters): Likewise.
9539 2010-01-17 Richard Guenther <rguenther@suse.de>
9541 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
9542 node existence check.
9543 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
9544 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
9545 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
9546 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
9547 (gimple_execute_on_growing_pred): Likewise.
9549 2010-01-17 Richard Guenther <rguenther@suse.de>
9551 PR tree-optimization/42773
9552 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
9553 (compute_antic_aux): Likewise.
9554 (compute_partial_antic_aux): Likewise.
9556 2010-01-17 Jie Zhang <jie.zhang@analog.com>
9559 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
9562 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
9564 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
9567 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
9568 Fix markup for strict argument.
9570 (TARGET_SCHED_REORDER2): Fix argument types.
9572 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
9573 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
9575 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
9576 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
9578 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
9581 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
9582 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
9583 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
9584 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
9585 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
9587 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
9589 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
9591 (TARGET_ASM_RELOC_RW_MASK): Add return type.
9592 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
9594 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
9596 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
9599 (TARGET_ASM_NAMED_SECTION): Fix argument list.
9601 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
9602 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
9604 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
9606 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
9608 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
9609 referring to it. Fix language.
9611 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
9613 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
9615 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
9617 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
9619 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
9620 '@var{stream}. Remove stray 'and'.
9622 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
9624 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
9626 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
9628 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
9629 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
9631 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
9632 Fix description of return value.
9633 Rename argument "sz" to "len."
9635 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
9636 Clarify meaning of 'true' return value.
9638 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
9640 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
9641 rep_mode versus mode_rep.
9643 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
9645 (TARGET_BUILTIN_DECL): Fix name.
9647 (TARGET_COMMUTATIVE_P): Fix type of first argument.
9649 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
9651 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
9653 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
9655 (TARGET_RELAXED_ORDERING): Use @deftypevr.
9657 (TARGET_GET_DRAP_RTX): Note that this is a hook.
9660 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
9661 Rename argument tm_fn to md_fn.
9663 (TARGET_OPTION_PRINT): Fix argument list.
9665 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
9668 * config/i386/i386.c (ix86_fixup_binary_operands):
9669 Revert FMA4 fixup of operands.
9671 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9674 * Makefile.in (write_entries_to_file, install-plugin):
9675 Use \012 instead of \n with tr.
9677 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
9679 * configure.ac (HAVE_AS_REF): New C macro.
9680 * configure: Regenerate.
9681 * config.in: Likewise.
9682 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
9684 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
9687 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
9689 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
9691 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
9693 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
9695 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
9697 (TARGET_IN_SMALL_DATA_P): Fix argument type.
9699 (TARGET_BINDS_LOCAL_P): Fix argument type.
9701 (TARGET_ASM_FILE_END): Use prototype.
9703 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
9705 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
9707 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
9709 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
9711 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
9712 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
9714 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
9715 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
9717 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
9718 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
9719 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
9720 (TARGET_ADDR_SPACE_CONVERT): Likewise.
9722 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
9724 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
9726 (TARGET_INIT_BUILTINS): Use prototype.
9728 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
9729 Put 'const char *' in braces. Fix parameter types.
9730 (TARGET_INVALID_CONVERSION): Fix parameter types.
9731 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
9732 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
9734 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
9737 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
9739 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
9741 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
9743 * doc/tm.texi (TARGET_HELP): Fix return type.
9745 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
9746 in braces. Fix argument types.
9748 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
9750 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
9752 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
9754 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
9755 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
9757 (TARGET_MANGLE_TYPE): Fix argument types.
9759 (TARGET_IRA_COVER_CLASSES): Use prototype.
9761 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
9763 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
9765 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
9767 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
9769 (TARGET_CALLEE_COPIES): Fix argument types.
9771 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
9773 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
9775 (TARGET_FUNCTION_VALUE): Fix argument types.
9777 (TARGET_RETURN_IN_MSB): Fix argument type.
9779 (TARGET_RETURN_IN_MEMORY): Fix argument types.
9781 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
9783 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
9785 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
9786 agree with return type.
9788 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
9790 2010-01-15 Jing Yu <jingyu@google.com>
9792 PR rtl-optimization/42691
9793 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
9794 a pseudo to a constant and are merged, and adjust comments.
9796 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
9798 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
9800 2010-01-15 Richard Guenther <rguenther@suse.de>
9803 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
9804 labels of computed or non-local gotos to the destination.
9805 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
9806 landing pad label is the first label.
9808 2010-01-15 Richard Guenther <rguenther@suse.de>
9810 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
9812 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
9815 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
9816 to allow generation of the xssqrtdp instruction on power7.
9817 (sqrtdf2_fpr): Ditto.
9819 2010-01-14 Jakub Jelinek <jakub@redhat.com>
9822 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
9823 functions with noreturn attribute.
9826 * varasm.c (declare_weak): Add weak attribute to decl if it
9827 doesn't have one already.
9828 (assemble_external): Only add decls to weak_decls if they also
9829 have weak attribute.
9831 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
9833 * var-tracking.c (var_reg_delete): Don't delete the association
9834 between REGs and values or one-part variables if the register
9837 2010-01-14 Jakub Jelinek <jakub@redhat.com>
9840 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
9841 because its first operand is a non-localized variable.
9843 2010-01-14 Martin Jambor <mjambor@suse.cz>
9845 PR tree-optimization/42706
9846 * tree-sra.c (encountered_recursive_call): New variable.
9847 (encountered_unchangable_recursive_call): Likewise.
9848 (sra_initialize): Initialize both new variables.
9849 (callsite_has_enough_arguments_p): New function.
9850 (scan_function): Call decl and flags check only for IPA-SRA, check
9851 whether there is a recursive call and whether it has enough arguments.
9852 (all_callers_have_enough_arguments_p): New function.
9853 (convert_callers): Look for recursive calls only when
9854 encountered_recursive_call is set.
9855 (ipa_early_sra): Bail out either if
9856 !all_callers_have_enough_arguments_p or
9857 encountered_unchangable_recursive_call.
9859 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9861 * sel-sched.c: Add 2010 to copyright years.
9862 * sel-sched-ir.c: Likewise.
9863 * sel-sched-ir.h: Likewise.
9865 2010-01-14 Martin Jambor <mjambor@suse.cz>
9867 PR tree-optimization/42714
9868 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
9869 constructors specially.
9871 2010-01-14 Andi Kleen <ak@linux.intel.com>
9873 * config/i386/drivers-i386.c (detect_caches_intel):
9874 Add l2sizekb parameter and fill in.
9875 (host_detect_local_cpu): Add l2sizekb, fill in.
9876 Add Atom small cache heuristic.
9878 2010-01-14 Andi Kleen <ak@linux.intel.com>
9880 * config/i386/drivers-i386.c (detect_caches_cpuid4):
9881 Add level3 parameter and fill in.
9882 (detect_caches_intel): Handle level3 cache.
9884 2010-01-14 Andi Kleen <ak@linux.intel.com>
9886 * config/i386/drivers-i386.c (host_detect_local_cpu):
9887 Fix core duo detection.
9889 2010-01-14 Andi Kleen <ak@linux.intel.com>
9891 * config/i386/drivers-i386.c (host_detect_local_cpu):
9894 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9896 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
9897 (rs6000_variable_issue_1): this. Use...
9898 (rs6000_variable_issue): here. Reimplement. Print debug info.
9900 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9902 * sel-sched-ir.c (sel_restore_other_notes): Rename to
9903 sel_restore_notes. Update all callers. Call reemit_notes
9906 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9908 PR rtl-optimization/42246
9909 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
9912 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9914 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
9915 all successors is the same as number of successors in current region.
9917 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9919 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
9920 to rename is not separable. Otherwise check that its LHS is not NULL.
9922 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9924 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
9926 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9928 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
9929 available registers when failed to discover LHS register class.
9930 Fix indentation. Update comment.
9932 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9933 Alexander Monakov <amonakov@ispras.ru>
9935 PR rtl-optimization/42389
9936 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
9938 (advance_state_on_fence): Likewise.
9939 (sel_target_adjust_priority): Print debug output only when
9940 sched_verbose >= 4, not 2.
9941 (get_expr_cost): Do not issue all unique insns on the next cycle.
9942 (fill_insns): Initialize can_issue_more from the value saved
9944 * sel-sched-ir.c (flist_add): New parameter issue_more.
9945 Init FENCE_ISSUE_MORE with it.
9946 (merge_fences): Likewise.
9947 (init_fences): Update call to flist_add.
9948 (add_to_fences, add_clean_fence_to_fences)
9949 (add_dirty_fence_to_fences): Likewise.
9950 (move_fence_to_fences): Update call to merge_fences.
9951 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
9953 * sel-sched-ir.h (struct _fence): New field issue_more.
9954 (FENCE_ISSUE_MORE): New accessor macro.
9956 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9958 PR rtl-optimization/42388
9959 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
9960 that have no predecessors nor successors. Do not call move_bb_info
9961 for empty blocks outside of current region.
9963 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9965 PR rtl-optimization/42294
9966 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
9967 * sel-sched.c (move_exprs_to_boundary): Transitively add all
9968 originators' originators.
9970 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9972 PR rtl-optimization/39453
9973 PR rtl-optimization/42246
9974 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
9976 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
9978 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9979 Alexander Monakov <amonakov@ispras.ru>
9982 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
9983 (maybe_tidy_empty_bb): ... here. Make static. Add new
9984 argument. Update all callers.
9985 (tidy_control_flow): ... and here. Recompute topological order
9986 of basic blocks in region if necessary.
9987 (sel_redirect_edge_and_branch): Change return type. Return true
9988 if topological order might have been invalidated.
9989 (purge_empty_blocks): Export and move from...
9990 * sel-sched.c (purge_empty_blocks): ... here.
9991 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
9992 (maybe_tidy_empty_bb): Delete prototype.
9993 (purge_empty_blocks): Declare.
9995 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9997 PR rtl-optimization/42249
9998 * sel-sched.c (try_replace_dest_reg): When chosen register
9999 and original register is the same, do not bail out early, but
10000 still check all original insns for validity of replacing destination
10001 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
10004 2010-01-14 Jakub Jelinek <jakub@redhat.com>
10007 Port from no-undefined-overflow branch:
10008 2009-03-09 Richard Guenther <rguenther@suse.de>
10010 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
10012 2010-01-14 Richard Guenther <rguenther@suse.de>
10015 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
10017 2010-01-14 Ira Rosen <irar@il.ibm.com>
10019 PR tree-optimization/42709
10020 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
10021 as scalar type in creation of constant vector operand.
10023 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10026 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
10027 (check-parallel-%): Match `testsuite' directory component only
10030 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
10032 PR translation/39521
10033 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
10036 2010-01-13 Richard Guenther <rguenther@suse.de>
10038 PR tree-optimization/42730
10039 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
10042 2010-01-13 Steve Ellcey <sje@cup.hp.com>
10045 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
10046 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
10049 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
10051 * config/bfin/libgcc-bfin.ver: Regenerate based on current
10052 libgcc-std.ver. Add entries for ___smulsi3_highpart and
10053 ___umulsi3_highpart.
10055 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
10056 rather than schedule_insns if the pass is enabled.
10058 2010-01-13 Martin Jambor <mjambor@suse.cz>
10060 PR tree-optimization/42704
10061 * tree-sra.c (sra_modify_assign): Do not delete assignments to
10064 2010-01-13 Martin Jambor <mjambor@suse.cz>
10066 PR tree-optimization/42703
10067 * tree-sra.c (analyze_access_subtree): Check that we can build a
10068 reference to the original data within the aggregate.
10070 2010-01-13 Richard Guenther <rguenther@suse.de>
10072 PR tree-optimization/42705
10073 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
10075 2010-01-13 Richard Guenther <rguenther@suse.de>
10077 PR middle-end/42716
10078 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
10080 2010-01-13 Jakub Jelinek <jakub@redhat.com>
10083 * var-tracking.c (values_to_unmark): New variable.
10084 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
10085 values_to_unmark vector. Moved body to...
10086 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
10087 instead queue it into values_to_unmark vector.
10088 (vt_find_locations): Free values_to_unmark vector.
10090 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
10092 * config/s390/s390.c (override_options): Set
10093 default of max-pending-list-length to 256
10095 2010-01-13 Richard Guenther <rguenther@suse.de>
10098 * tree-pass.h (PROP_gimple_lcx): New.
10099 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
10100 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
10101 before the final cleanup_eh.
10102 (dump_properties): Dump PROP_gimple_lcx.
10103 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
10104 (tree_lower_complex_O0): Remove.
10105 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
10106 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
10107 tree_lower_complex, schedule TODO_update_ssa.
10108 * lto-streamer-out.c (output_function): Stream the functions
10110 * lto-streamer-in.c (input_function): Likewise.
10111 (lto_read_body): Do not override them here.
10113 2010-01-12 Joseph Myers <joseph@codesourcery.com>
10116 * c-typeck.c (build_c_cast): Fold value cast to union type before
10117 wrapping it in a CONSTRUCTOR.
10119 2010-01-12 Jakub Jelinek <jakub@redhat.com>
10121 PR rtl-optimization/42699
10122 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
10125 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10127 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
10128 SUBTARGET_WARN_UNUSED_SPEC): Move ...
10129 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
10130 SUBTARGET_WARN_UNUSED_SPEC): ... here
10131 * config/mips/iris5.h (LIBGCC_SPEC): Define.
10133 2010-01-12 Julian Brown <julian@codesourcery.com>
10135 * config/arm/neon-schedgen.ml (Utils): Don't try to
10136 open missing module.
10137 (find_with_result): New.
10139 2010-01-12 Jakub Jelinek <jakub@redhat.com>
10142 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
10143 sharing when canonicalizing ({lt,ge}u (plus a b) b).
10145 PR tree-optimization/42645
10146 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
10147 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
10148 decl_map, set processing_debug_stmt to -1 and return name without
10151 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
10153 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
10154 binutils version, and reword target configuration description.
10156 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
10158 * config/avr/avr.h (LINKER_NAME): Remove.
10160 2010-01-11 Janis Johnson <janis187@us.ibm.com>
10163 * config/rs6000/rs6000.c (rs6000_override_options): On targets
10164 that support VSX, warn for -mno-altivec if vsx is not disabled,
10167 2010-01-11 Joseph Myers <joseph@codesourcery.com>
10168 Shujing Zhao <pearly.zhao@oracle.com>
10170 PR translation/42469
10171 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
10172 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
10173 character between option name and help text.
10174 * c.opt (imultilib): Likewise.
10176 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
10178 * lto-streamer-out.c (output_unreferenced_globals): Output static
10181 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
10183 PR rtl-optimization/42621
10184 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
10185 optimizing for size.
10186 (duplicate_computed_gotos): Remove now-redundant check.
10188 2010-01-10 Steve Ellcey <sje@cup.hp.com>
10191 * configure.ac: Save and restore LDFLAGS and LIBS
10192 * configure: Regenerate.
10194 2010-01-10 Richard Guenther <rguenther@suse.de>
10196 PR middle-end/42667
10197 * builtins.c (fold_builtin_strlen): Add type argument and
10198 convert the resulting length to it.
10199 (fold_builtin_1): Adjust.
10201 2010-01-09 Jakub Jelinek <jakub@redhat.com>
10203 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
10204 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
10206 (num_insns_constant_wide): Adjust for that change.
10208 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10211 * web.c (union_defs): Add used argument, to combine uses of
10212 uninitialized regs.
10213 (entry_register): Adjust type and tests of used argument.
10214 (web_main): Widen used for new use. Pass it to union_defs.
10215 * df.h (union_defs): Adjust prototype.
10217 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10220 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
10221 uses in new incoming argument. Free body.
10222 (reset_debug_uses_in_loop): New.
10223 (analyze_insn_to_expand_var): Call the latter if the former found
10224 anything. Fix whitespace. Reject invalid dest overlaps before
10225 going through all insns in the loop.
10227 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10230 * haifa-sched.c (dying_use_p): Debug insns don't count.
10232 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10234 PR middle-end/42363
10235 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
10236 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
10237 (verify_gimple_call): Reject LHS in noreturn calls.
10239 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10243 * tree-vect-loop-manip.c (adjust_info): New type.
10244 (adjust_vec): New pointer to vector.
10245 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
10246 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
10247 (slpeel_update_phis_for_duplicate_loop): Use them.
10248 (slpeel_update_phi_nodes_for_guard1): Likewise.
10249 (slpeel_update_phi_nodes_for_guard2): Likewise.
10250 (slpeel_tree_peel_loop_to_edge): Likewise.
10251 (vect_update_ivs_after_vectorizer): Likewise.
10253 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10255 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
10256 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
10258 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10260 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
10261 bogus uninitialized warning.
10263 2010-01-09 Richard Guenther <rguenther@suse.de>
10265 PR middle-end/42512
10266 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
10267 the evolution is compatible with the initial condition.
10269 2010-01-09 Jakub Jelinek <jakub@redhat.com>
10271 * gcc.c (process_command): Update copyright notice dates.
10272 * gcov.c (print_version): Likewise.
10273 * gcov-dump.c (print_version): Likewise.
10274 * mips-tfile.c (main): Likewise.
10275 * mips-tdump.c (main): Likewise.
10277 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
10280 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
10282 (rotlhi3_8): Delete.
10284 (rotlsi3_8): Delete.
10285 (rotlsi3_16): Delete.
10286 (rotlsi3_24): Delete.
10287 (rotl<mode>3): New.
10288 (*rotw<mode>3): New.
10289 (*rotb<mode>3): New.
10290 * config/avr/avr.c (avr_rotate_bytes): New function.
10291 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
10293 2010-01-08 Steve Ellcey <sje@cup.hp.com>
10296 * configure.ac: Modify -rdynamic check.
10297 * configure: Regenerate.
10299 2010-01-08 DJ Delorie <dj@redhat.com>
10301 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
10302 register popping order.
10304 2010-01-08 Richard Guenther <rguenther@suse.de>
10307 * c.opt (fsigned-char): Also let LTO handle this option.
10308 (funsigned-char): Likewise.
10310 2010-01-07 Richard Guenther <rguenther@suse.de>
10312 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
10313 (gimple_op): Likewise.
10314 (gimple_op_ptr): Likewise.
10315 (gimple_assign_set_lhs): Remove gcc_assert.
10316 (gimple_assign_set_rhs1): Likewise.
10317 (gimple_assign_set_rhs2): Likewise.
10318 (gimple_call_set_lhs): Likewise.
10319 (gimple_call_set_fn): Likewise.
10320 (gimple_call_set_fndecl): Likewise.
10321 (gimple_call_fndecl): Likewise.
10322 (gimple_call_return_type): Likewise.
10323 (gimple_call_set_chain): Likewise.
10324 (gimple_call_num_args): Likewise.
10325 (gimple_call_set_arg): Likewise.
10326 (gimple_cond_set_code): Likewise.
10327 (gimple_cond_set_lhs): Likewise.
10328 (gimple_cond_set_rhs): Likewise.
10329 (gimple_cond_set_true_label): Likewise.
10330 (gimple_cond_set_false_label): Likewise.
10331 (gimple_label_set_label): Likewise.
10332 (gimple_goto_set_dest): Likewise.
10333 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
10334 (gimple_debug_bind_get_value): Likewise.
10335 (gimple_debug_bind_get_value_ptr): Likewise.
10336 (gimple_debug_bind_set_var): Likewise.
10337 (gimple_debug_bind_set_value): Likewise.
10338 (gimple_debug_bind_reset_value): Likewise.
10339 (gimple_debug_bind_has_value_p): Likewise.
10340 (gimple_return_retval_ptr): Remove gcc_assert.
10341 (gimple_return_retval): Likewise.
10342 (gimple_return_set_retval): Likewise.
10343 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
10344 (safe_referenced_var_iterator): Remove.
10345 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
10346 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
10347 (fill_referenced_var_vec): Remove.
10348 (first_readonly_imm_use): Remove redundant gcc_assert.
10349 (phi_arg_index_from_use): Combine gcc_asserts.
10350 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
10351 (first_imm_use_stmt): Remove redundant gcc_assert.
10352 * tree-cfg.c (verify_gimple_call): Verify function and chain
10353 operands. Verify arguments.
10354 (verify_types_in_gimple_stmt): Verify condition code and labels.
10356 2010-01-07 Richard Guenther <rguenther@suse.de>
10358 PR tree-optimization/42641
10359 * sese.c (rename_map_elt_info): Use the SSA name version, do
10362 2010-01-07 Jakub Jelinek <jakub@redhat.com>
10364 PR tree-optimization/42625
10365 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
10366 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
10368 2010-01-07 Duncan Sands <baldrick@free.fr>
10370 * Makefile.in (PLUGIN_HEADERS): Add version.h.
10372 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
10375 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
10376 note itself is not function_invariant_p.
10378 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
10380 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
10381 Do not add the DF_NOTE problem.
10382 * store-motion.c (execute_rtl_store_motion): Likewise.
10384 2010-01-07 Martin Jambor <mjambor@suse.cz>
10386 PR tree-optimization/42157
10387 * tree-sra.c (compare_access_positions): Stabilize sort if both
10388 accesses have integer types, return zero immediately if they are the
10391 2010-01-06 Richard Henderson <rth@redhat.com>
10393 PR middle-end/41883
10394 * haifa-sched.c (add_to_note_list): Merge into ...
10395 (concat_note_lists): ... here, and ...
10396 (unlink_other_notes, rm_other_notes): Merge into...
10397 (remove_notes): ... here. Create REG_SAVE_NOTEs for
10398 NOTE_INSN_EPILOGUE_BEG.
10400 2010-01-06 Richard Guenther <rguenther@suse.de>
10402 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
10403 not inline regular functions into always-inline functions.
10405 2010-01-06 Nick Clifton <nickc@redhat.com>
10407 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
10408 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
10410 (OVERRIDE_OPTIONS): Delete.
10411 (OPTIMIZATION_OPTIONS): Define.
10412 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
10413 * config/rx/rx.c (rx_handle_option): Issue an error message if
10414 -mcpu=rx200 and -fpu are used together.
10415 (rx_set_optimization_options): New function. Issue an error
10416 message if an optimization attribute attempts to reset the FPU/
10417 math optimization pairing.
10418 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
10419 * config/rx/rx.opt: Set the default to 32-bit doubles.
10420 * config/rx/t-rx: Add multilibs for -nofpu option.
10421 * doc/invoke.texi: Update documentation of RX options.
10423 2010-01-06 Richard Guenther <rguenther@suse.de>
10425 * tree-ssa-pre.c (name_to_id): New global.
10426 (alloc_expression_id): Simplify SSA name handling.
10427 (lookup_expression_id): Likewise.
10428 (init_pre): Zero name_to_id.
10429 (fini_pre): Free it.
10431 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
10433 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
10435 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
10438 * config/i386/sse.md (smaxv2di3): New.
10439 (umaxv2di3): Likewise.
10440 (sminv2di3): Likewise.
10441 (uminv2di3): Likewise.
10443 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
10446 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
10447 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
10448 (legitimize_tls_address): Likewise.
10449 (sparc_tls_referenced_p): Likewise.
10450 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
10451 and adjust calls to legitimize_pic_address.
10452 (legitimate_constant_p) Use sparc_tls_referenced_p.
10453 (legitimate_pic_operand_p): Likewise.
10454 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
10455 (sparc_tls_symbol_ref_1): Delete.
10456 (sparc_tls_referenced_p): Make static, recognize specific patterns.
10457 (legitimize_tls_address): Make static, handle CONST patterns.
10458 (legitimize_pic_address): Make static, remove unused parameter and
10459 adjust recursive calls.
10460 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
10461 and adjust call to legitimize_pic_address.
10462 (sparc_output_mi_thunk): Likewise.
10464 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
10465 H.J. Lu <hongjiu.lu@intel.com>
10468 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
10469 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
10470 operands to make them signed.
10473 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
10476 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
10477 GTU to GT for V4SI and V2DI.
10479 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
10480 (umin<mode>3): Removed.
10482 (uminv4si3): Likewise.
10484 2010-01-05 Martin Jambor <mjambor@suse.cz>
10486 PR tree-optimization/42462
10487 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
10488 current_function_decl to helper functions and macros.
10490 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10493 * flags.h: Don't include real.h.
10494 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
10495 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
10496 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
10497 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
10498 * dominance.c: Update copyright.
10499 * gimple.c (walk_gimple_op): Remove inline.
10500 * tree-ssa-reassoc.c: Include real.h.
10501 * Makefile.in (FLAGS_H): Remove $(REAL_H).
10502 (tree-ssa-reassoc.o): Depend on $(REAL_H).
10504 2010-01-05 Nick Clifton <nickc@redhat.com>
10506 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
10507 register to push into the stack frame when the accumulator has to
10508 be saved during interrupts.
10510 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
10512 * doc/invoke.texi: Remove the documentation about option
10513 -Wunreachable-code.
10514 * common.opt (Wunreachable-code): Preserved for backward
10516 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
10517 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
10518 the backward compatibility flag section.
10520 2010-01-05 Richard Guenther <rguenther@suse.de>
10522 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
10524 2010-01-05 Jakub Jelinek <jakub@redhat.com>
10527 * cfgexpand.c (expand_one_var): Diagnose too large variables.
10529 PR tree-optimization/42508
10530 * tree-sra.c (convert_callers): Check for recursive call
10531 by comparing cgraph nodes instead of decls.
10532 (modify_function): Call ipa_modify_formal_parameters also
10533 on all same_body aliases.
10535 * cgraphunit.c (cgraph_materialize_all_clones): Compare
10536 cgraph nodes when checking for same_body aliases.
10538 2010-01-05 Richard Guenther <rguenther@suse.de>
10540 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
10541 allocation and lookup.
10542 (get_or_alloc_expr_for_constant): Likewise.
10543 (phi_translate): Sink allocation.
10545 2010-01-04 Richard Guenther <rguenther@suse.de>
10547 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
10548 a new entry only if needed.
10549 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
10550 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
10552 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
10554 (phi_translate): Handle CONSTANTs early.
10556 2010-01-04 Martin Jambor <mjambor@suse.cz>
10558 PR tree-optimization/42398
10559 * tree-sra.c (struct access): Removed flag grp_different_types.
10560 (dump_access): Do not dump the removed flag.
10561 (sort_and_splice_var_accesses): Do not set the removed flag.
10562 (sra_modify_expr): Check for type compatibility directly.
10564 2010-01-04 Martin Jambor <mjambor@suse.cz>
10566 PR tree-optimization/42366
10567 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
10568 edges with variable number of parameters.
10569 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
10570 flag instead of asserting it.
10571 (ipa_read_node_info): Read uses_analysis_done flag.
10573 2010-01-04 Richard Guenther <rguenther@suse.de>
10575 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
10576 iterative_hash_* as intended.
10577 (vn_reference_compute_hash): Likewise. Simplify hashing
10579 (vn_reference_lookup_2): Likewise.
10580 (vn_nary_op_compute_hash): Likewise.
10581 (vn_phi_compute_hash): Likewise.
10582 (expressions_equal_p): Remove strange code.
10583 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
10584 (pre_expr_hash): Likewise. Simplify hashing SSA names.
10585 (bitmap_insert_into_set_1): Take value-id as parameter.
10586 (add_to_value): Pass it.
10587 (bitmap_insert_into_set): Likewise.
10588 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
10590 2010-01-04 Jakub Jelinek <jakub@redhat.com>
10593 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
10594 (do_self_spec): For switches with SWITCH_IGNORE set set also
10595 SWITCH_IGNORE_PERMANENTLY.
10596 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
10599 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
10601 * lto-streamer-out.c (output_unreferenced_globals): Output the full
10602 tree of an unreferenced global var.
10604 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
10607 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
10608 GTU to GT for V4SI and V2DI.
10610 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
10611 (umin<mode>3): Removed.
10613 (uminv4si3): Likewise.
10615 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
10618 * collect2.c (main): Turn on trace in collect2 if -v is passed
10621 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
10623 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
10624 description of expression operand.
10626 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
10628 * configure.ac: Add install-html to target_list for Make-hooks.
10629 * configure: Regenerate.
10630 * fortran/Make-lang.in (F95_HTMLFILES): New.
10631 (fortran.html): Use it.
10632 (fortran.install-html): New.
10633 * Makefile.in (install-html): Add lang.install-html.
10634 * java/Make-lang.in (JAVA_HTMLFILES): New.
10635 (java.html): Use it.
10636 (java.install-html): New.
10637 * objc/Make-lang.in (objc.install-html): New.
10638 * objcp/Make-lang.in (obj-c++.install-html): New.
10639 * cp/Make-lang.in (c++.install-html): New.
10640 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
10641 * lto/Make-lang.in (lto.install-html): New.
10643 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
10646 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
10648 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
10650 PR rtl-optimization/41862
10651 * store-motion.c (store_killed_in_insn, compute_store_table,
10652 remove_reachable_equiv_notes, replace_store_insn,
10653 build_store_vectors): Ignore all DEBUG_INSNs.
10655 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
10658 * common.opt: Add dumpdir.
10660 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
10662 (option_map): Add --dumpdir.
10664 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
10666 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
10668 * opts.c (decode_options): Try dump_dir_name first if
10669 dump_base_name isn't an absolute path.
10670 (common_handle_option): Handle OPT_dumpdir.
10672 * toplev.c (dump_dir_name): New.
10673 (print_switch_values): Also ignore -dumpdir.
10675 * toplev.h (dump_dir_name): New.
10677 2010-01-03 Richard Guenther <rguenther@suse.de>
10679 PR tree-optimization/42589
10680 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
10681 double-word expansion of bswap32.
10683 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
10685 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
10686 with BLOCK_FOR_INSN.
10687 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
10688 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
10689 noce_process_if_block): Likewise.
10690 * gcse.c (compute_local_properties, insert_expr_in_table,
10691 insert_set_in_table, canon_list_insert, find_avail_set,
10692 pre_insert_copy_insn): Likewise.
10694 * basic-block.h (BLOCK_NUM): Move from here...
10695 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
10697 2010-01-03 Richard Guenther <rguenther@suse.de>
10699 PR tree-optimization/42438
10700 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
10701 contains_may_not_return_call flag.
10702 (BB_MAY_NOTRETURN): New.
10703 (valid_in_sets): Trapping nary operations are not valid
10704 in blocks that may not return.
10705 (insert_into_preds_of_block): Remove check for trapping expressions.
10706 (compute_avail): Compute also BB_MAY_NOTRETURN.
10708 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
10710 * doc/invoke.texi: Add 2010 to copyright years.
10712 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
10714 * config/sparc/sparc.c: Fix formatting nits.
10716 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
10717 Alexander Monakov <amonakov@ispras.ru>
10719 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
10721 2010-01-02 Richard Guenther <rguenther@suse.de>
10723 PR middle-end/42577
10724 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
10725 (simplify_switch_using_ranges): Mark to be removed edges
10728 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10730 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
10732 * collect2.c (scan_libraries): Add missing argument in call to
10735 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
10738 * config/alpha/predicates.md (aligned_memory_operand): Return false
10740 (unaligned_memory_operand): Return true for CQImode.
10741 * config/alpha/alpha.c (get_aligned_mem): Assert that location
10742 doesn not cross aligned SImode word boundary.
10744 2010-01-02 Anatoly Sokolov <aesok@post.ru>
10746 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
10748 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
10749 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
10751 2010-01-02 Richard Guenther <rguenther@suse.de>
10754 * toplev.c (compile_file): Emit LTO marker properly. Change
10755 it to __gnu_lto_v1.
10756 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
10758 2010-01-01 Richard Guenther <rguenther@suse.de>
10761 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
10763 2010-01-01 Richard Guenther <rguenther@suse.de>
10766 * c-decl.c (grokdeclarator): For zero-size arrays force
10767 structural equality checks as layout_type does.
10769 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
10771 * builtins.c: Update copyright to 2010.
10773 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
10776 * lto-streamer-out.c (produce_asm): Revert the last change.
10777 (copy_function): Likewise.
10779 * lto-streamer.c (lto_get_section_name): Skip any leading
10782 2010-01-01 Richard Guenther <rguenther@suse.de>
10784 PR middle-end/42559
10785 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
10789 Copyright (C) 2010 Free Software Foundation, Inc.
10791 Copying and distribution of this file, with or without modification,
10792 are permitted in any medium without royalty provided the copyright
10793 notice and this notice are preserved.